CN104510106A - Decagonal shaped diamond which displays hearts and arrows pattern - Google Patents
Decagonal shaped diamond which displays hearts and arrows pattern Download PDFInfo
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- CN104510106A CN104510106A CN201410490834.5A CN201410490834A CN104510106A CN 104510106 A CN104510106 A CN 104510106A CN 201410490834 A CN201410490834 A CN 201410490834A CN 104510106 A CN104510106 A CN 104510106A
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- facet
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- diamond
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- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
- A44C17/00—Gems or the like
- A44C17/001—Faceting gems
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- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
A decagonal shaped diamond, adapted to display a hearts and arrows pattern when exposed to light comparable to the hearts and arrows pattern in a round diamond. The diamond should be cut to form ten main crown facets of substantially equal size symmetrically arranged relative to one another surrounding a table facet twenty star facets with two star facets polished on every main crown facet, ten main pavilion facets, an equal number of crown half facets as pavilion half facets, ten subsidiary pavilion half facets, twenty subsidiary pavilion facets and ten main girdle facets with the girdle facets polished at a given angle relative to one another for forming the decagonal shape of the diamond.
Description
Technical field
The present invention is the U.S. Patent Application Serial Number 12/208 submitted on September 16th, 2008, the part continuation application of 806, it is again sequence number 11/744, the part continuation application of 571, the disclosure of this each application is introduced into herein as a reference, and relate to the field of cutting diamond, particularly relate to and have decagonal diamond, it is applicable to produce the heart and the arrow-shaped pattern that are substantially equivalent to heart and the arrow-shaped pattern produced by desirable circular cutting diamond when being exposed under light.
Background technology
As instructed in following table 1, when the symmetric shape and having that circular cutting diamond has an almost Perfect is polished the equal and symmetrical cutting facet for being in the proportion of relative narrower, heart-shaped and arrow-shaped pattern can be demonstrated when being exposed under light by this circular cutting diamond.There is lightness, color and optics light handling property that the heart-shaped diamond providing any other shape in market so far with the circular cutting diamond of the almost Perfect of arrow-shaped pattern all cannot be compared.Although diamond is cut into many known geometries than circular usually, such as, heart, ellipse, pyriform, horse-eye shape, princess are square, Emerald etc., but nowadays unknown is that diamond is cut into decagon, and it can produce the heart and arrow-shaped pattern that are equivalent to heart and the arrow-shaped pattern produced by the round-shaped circular cutting diamond of the symmetry of almost Perfect when being exposed under light.
Up to now, generally believe only have circular cutting diamond can produce real heart and arrow-shaped pattern in diamond industry.This conviction is mainly based on the following fact: circular cutting diamond has the symmetric shape of almost Perfect like this, its all bizet and the facet of booth portion all can be cut into equal angular easily, differential seat angle between its all booth portions angle is all less than 0.3 °, and the angle tolerance between main bizet facet is less than 0.4 °, and the angle tolerance of secondary bizet facet is less than 0.3 °.This causes widely accepted conviction in diamond industry, that is, be only likely used in circular cutting diamond and produce real heart and the arrow-shaped pattern that known narrow angle tolerance that is heart-shaped and arrow-shaped pattern obtains the symmetric shape of the almost Perfect be polished as simulating round diamond on diamond.
Decagon diamond has the distinct geometry with round diamond.Therefore, if receive the widely accepted conviction only having circular cutting diamond can produce real heart and arrow-shaped pattern, then diamond polishing one-tenth can be produced and be equivalent in circular cutting diamond the heart-shaped and heart of arrow-shaped pattern and the decagon diamond of arrow-shaped pattern is exactly fabulous.
In circular cutting diamond, only when to the requirement of its cutting facet, angle parameter and alignment relation as shown in Table 1 below time, just can manifest heart-shaped and arrow-shaped pattern:
Table 1
The shape ideal symmetrical of diamond.
Eight main bizet facets and 24 secondary bizet facets.
Eight main bottom facets and 16 secondary bottom facets.
All main facets (bizet and bottom) all should be polished as mutually in perfect 45° angle degree.
The all perfect alignment of all facets.
The main facet in all bottoms is all same size, and be 40.6 ° to the angle within the scope of 41.0 °.
The secondary facet in all bottoms is all same size, and is the angle (main bottom angle 40.6 ° to 41.0 °+pair 41.8 ° to 42.2 °) of steeper than main facet 1.2 ° just.
All main bizet facets are all same sizes, and be 33.8 ° to the angle within the scope of 35.1 °.They should perfect alignment in the facet of main bottom.
All secondary bizet facets are all same sizes, and perfection is alignd and is polished as equal angular on main bizet and secondary bottom facet.
Desirable cutting ratio is: total depth 59.4% to 62.4%
Bizet height 14.5% to 16.0%
Waist thickness 1.5% to 2.95%
Circularity 99.0% to 100%
Platform size 53.0% to 57.5%
Summary of the invention
Diamond of the present invention is cut into decagon, and it is applicable to heart and arrow-shaped pattern that the display when being exposed under light is equal to heart shown in round diamond and arrow-shaped pattern substantially.Decagon cutting diamond of the present invention comprises: ten main bizet facets; Ten main booth portion facets; 20 star facets, two star facets of wherein polishing in each main bizet facet; Bizet half facet equal with booth portion half facet quantity; Ten secondary booth portion half facets; 20 secondary booth portion facets; And ten main waist facets, wherein waist facet be polished into relative to each other in given angle to form the decagon of diamond.
Accompanying drawing explanation
When understanding following specific descriptions of the present invention by reference to the accompanying drawings, other advantages will be apparent, wherein:
Fig. 1 is the top view of decagon diamond of the present invention, and being arranged symmetrically with of ten main bizet facets of the platform facet side at diamond is shown;
Fig. 2 is another top view of the of the present invention decagon diamond similar to Fig. 1, the form of main bizet facet respect to one another is shown and is arranged symmetrically with;
Fig. 3 is the another top view of the of the present invention decagon diamond similar to Fig. 2, and form and the layout of main bizet facet and corresponding main booth portion facet are shown;
Fig. 4 is the other top view of the of the present invention decagon diamond similar to Fig. 2, and the facet of bizet star, the layout of bizet half facet and main bizet facet and relation are shown;
Fig. 5 is the upward view of decagon diamond of the present invention, and ten main booth portion facets that center and vertex (vertices) around diamond be arranged symmetrically with, 20 booth portion half facets, layout between ten secondary booth portion half facets and 20 secondary booth portion facets are shown;
Fig. 6 is the side view of decagon diamond of the present invention, portion half facet of vice booth and secondary booth portion facet, and the slightly uneven waist thickness running through diamond is shown.
Detailed description of the invention
Diamond has as by reflecting and reflecting and the crystal of the function of the prism of dispersed light.As shown in Figures 1 to 6, diamond 10 of the present invention has decagon, it has ten main bizet facets (mcf) of substantially the same size, and wherein each main bizet facet (mcf) is arranged as and is relatively arranged symmetrically with around platform facet (TF) and another main bizet facet (mcf); Ten main booth portion facets (mpf), its each align with main bizet facet; The bizet star facet (csf) of 20 substantially the same sizes, wherein in upper polishing two the bizet stars facet of each main bizet facet (mcf); Multiple bizet half facet (chf), its equal with booth portion half facet (phf) quantity and preferred quantity corresponding to bizet star facet (csf); Ten secondary booth portion half facets (sph); 20 secondary booth portion facets (spf); And ten main waist facets (gf), wherein waist facet be polished into relative to each other in given angle to form the decagon of diamond.
First waist facet gf is polished is the waist facet gf of ten same sizes, and to give diamond decagonal geometry, and slightly uneven waist thickness and all main facets meet the shape of jewel.The size of each waist facet should be identical, and be the accurate angle of preferred 36 ° relative to each adjacent waist facet.Main bizet facet is preferably polished subsequently as being in the angular range of 33.8 ° to 35.2 °, and preferably should be same size and the degree of depth.Main booth portion facet can be polished subsequently as aliging with main bizet facet and main waist facet, and is preferably in the angular range of 40.6 ° to 41.1 °.The facet of secondary booth portion is overall identical and be polished in the angular range for being in 48 ° to 67 °, and secondary booth portion half facet is polished the angles into 2 to 3 degree steeper than secondary booth portion facet, and their angular range is 50 ° to 70 ° thus.
The facet of 20 bizet stars and the facet of 20 bizets half are polished subsequently on decagon diamond 10, booth portion half facet of polishing afterwards.Booth portion half facet is preferably polished in the angular range for being in 41.5 ° to 42.2 °.Bizet half facet is preferably polished in the angular range for being in 37 ° to 40.8 °.The facet of 20 bizet stars should be polished, for making, each main bizet facet be provided with two star facets.It should be understood that unique mulle that polishing two star facets cause needing to guarantee to show distortionless heart and arrow-shaped pattern in each main bizet facet.In addition, the angle tolerance between all booth portion half facets and about the facet of all bizets half should more than 0.8 °.
Facet alignment should be perfect as far as possible, preferably uses the microscope with 100 times of amplifying lenses to determine precision.
In order to produce the heart and the real heart of arrow-shaped pattern and the decagon diamond of arrow-shaped pattern that have and be equal to circular cutting, this diamond should be cut into the optimized parameter meeting and set forth in lower Table I:
table I
Angle difference between all main facets must be less than 0.5 °, and the angle difference between all star bizets and half facet must be less than 0.7 °, and main facet all should be identical in angle used and size with the degree of depth, and have the angle tolerance of 0.4 °.
Ten extra secondary booth portion half facets (sphf) and 20 secondary booth portion facets (spf) enable the diamond that must be produced from former diamond, produce higher polishing output, and therefore on producing more cheaply and unique for the customer.In figs. 5 and 6, Reference numeral " A " is for indicating main booth portion facet (mpf), Reference numeral " B " indicates secondary booth portion facet (spf), Reference numeral " α " indicates booth portion half facet (phf), and Reference numeral " β " indicates secondary booth portion half facet (sphf).As shown in Figures 5 and 6, main booth portion facet " A " and booth portion half facet " α " only extend to secondary booth portion facet from the public vertex (vertices) point of diamond.
Claims (10)
1. a decagon diamond, it is applicable to the heart and the arrow-shaped pattern that show heart and the arrow-shaped pattern be equivalent in round diamond when being exposed under light, and it comprises: ten main bizet facets, and it is arranged symmetrically with around platform facet; 20 star facets, two star facets of wherein polishing in each main bizet facet; Ten main booth portion facets; Bizet half facet equal with booth portion half facet quantity; 20 secondary booth portion facets; Ten secondary booth portion half facets; And ten main waist facets, wherein waist facet is polished the slightly uneven waist thickness for providing relative to each other, wherein main booth portion facet and booth portion half facet only extend to secondary booth portion facet from the public vertex (vertices) point of diamond, and wherein each waist facet is relative to each other that given angle is to form the decagon of diamond.
2. decagon diamond according to claim 1, wherein, it is the waist facet of ten same sizes that described waist facet is polished, and it forms the angle of 36 ° relative to the waist facet of each sides adjacent.
3. decagon diamond according to claim 2, it comprises the facet of 20 bizets half and 20 booth portion half facets further.
4. decagon diamond according to claim 3, wherein, described main bizet facet is polished in the angular range for being between 33.8 ° to 35.2 °, and is in the angle tolerance of 0.4 °.
5. decagon diamond according to claim 4, wherein, described secondary booth portion facet is polished in the angular range for being between 48 ° to 67 °, and described secondary booth portion half facet is polished in the angular range for being in 50 ° to 70 °.
6. decagon diamond according to claim 5, wherein, described ten main booth portion facets are polished as aliging with described main bizet facet and waist facet in the angular range between 40.6 ° to 41.1 °.
7. decagon diamond according to claim 6, wherein, described ten main booth portion facets are stretched out from the common point being positioned at described diamond centers or vertex (vertices).
8. decagon diamond according to claim 7, it comprises 12 leg-of-mutton booth portion half facets further, being often both formed in each main booth portion facet to be arranged symmetrically with wherein in this booth portion half facet.
9. decagon diamond according to claim 8, wherein, each booth portion half facet is polished in the scope for being between 41.5 ° and 42.2 °, and the angular range of described bizet half facet should be between 37.0 ° to 40.8 °.
10. decagon diamond according to claim 9, wherein, the angle tolerance between described booth portion half facet and described bizet half facet is no more than 0.8 °.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14/042,175 US9326570B2 (en) | 2008-09-16 | 2013-09-30 | Decagonal shaped diamond which displays hearts and arrows pattern |
| US14/042,175 | 2013-09-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104510106A true CN104510106A (en) | 2015-04-15 |
| CN104510106B CN104510106B (en) | 2018-01-30 |
Family
ID=51869315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410490834.5A Active CN104510106B (en) | 2013-09-30 | 2014-09-23 | The heart-shaped decagon diamond with arrow-shaped pattern of display |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JP6490930B2 (en) |
| CN (1) | CN104510106B (en) |
| CA (1) | CA2863529A1 (en) |
| GB (1) | GB2520398B (en) |
| HK (1) | HK1203785A1 (en) |
| IN (1) | IN2014MU03029A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107087865A (en) * | 2017-05-26 | 2017-08-25 | 深圳市金王朝珠宝有限公司 | A kind of round diamond with heart-shaped image effect |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110122994B (en) * | 2019-05-05 | 2024-01-26 | 中国地质大学（武汉） | 81-facet round-cut diamond with crown presenting one-heart-ten-arrow effect |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3763665A (en) * | 1971-03-08 | 1973-10-09 | Belamco | Brilliant with octagonal table and surrounding trapezoidal facets |
| US6578380B1 (en) * | 2002-01-24 | 2003-06-17 | Diaco | Hexagonal brilliant cut diamond |
| CN1593285A (en) * | 2003-09-12 | 2005-03-16 | 深圳市真诚美珠宝有限公司 | Round and shining type chiseled diamond and its carving method |
| CN102238885A (en) * | 2008-09-16 | 2011-11-09 | 全球钻石商标有限公司 | Decagonal shaped diamond which displays hearts and arrows pattern |
| US20130019636A1 (en) * | 2005-11-23 | 2013-01-24 | Worldwide Diamond Trademarks Ltd. | Modified princess cut diamond having hearts and arrows pattern and method |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD416511S (en) * | 1998-05-26 | 1999-11-16 | Robert Rams | Precious stone |
| USD462290S1 (en) * | 2001-06-12 | 2002-09-03 | Diamintangibles International, Ltd. | Precious stone |
| JP2004194778A (en) * | 2002-12-17 | 2004-07-15 | Global Corporation:Kk | Diamond and diamond cutting method |
| JP3962695B2 (en) * | 2003-02-13 | 2007-08-22 | 東京真珠株式会社 | Diamond cutting method and diamond obtained thereby |
| USD569296S1 (en) * | 2004-04-28 | 2008-05-20 | Gitanjali Gems Limited | Fresia cut jewel |
| USD530642S1 (en) * | 2005-09-26 | 2006-10-24 | Embee Diamond Technologies Inc. | Gemstone with 100 inclined facets |
| USD544807S1 (en) * | 2005-12-20 | 2007-06-19 | Yuan Joe C C | Diamond |
| USD550118S1 (en) * | 2006-07-13 | 2007-09-04 | Embee Diamond Technologies Inc. | Gemstone with 100 inclined facets |
| US9486043B2 (en) * | 2007-05-04 | 2016-11-08 | Worldwide Diamond Trademarks Ltd. | Hexagon shaped diamond which displays hearts and arrows pattern |
| US8381545B2 (en) * | 2007-05-04 | 2013-02-26 | Worldwide Diamond Trademarks Ltd. | Triangular star shaped diamond having hearts and arrows pattern |
| US7878025B2 (en) * | 2007-05-04 | 2011-02-01 | SanDiamond USA, Corp. | Oval shaped diamond cut having hearts and arrows pattern |
| US8353181B2 (en) * | 2007-05-04 | 2013-01-15 | Worldwide Diamond Trademarks Ltd. | Heart shaped diamond cut having hearts and arrows pattern |
| JP5443022B2 (en) * | 2009-03-04 | 2014-03-19 | 株式会社ロージィブルー | Diamond and its imitation jewelry |
| US8769987B2 (en) * | 2009-12-01 | 2014-07-08 | Dimexon Diamonds Ltd. | Gemstone |
| US20130213090A1 (en) * | 2012-02-20 | 2013-08-22 | Anthony Ritchie | Hearts & Arrows SiC Cushion-Cut Gemstone |
| CN202697980U (en) * | 2012-06-27 | 2013-01-30 | 广东钻石世家国际珠宝有限公司 | Octagonal diamond structure with hearts-and-arrows inside |
| CN103126215B (en) * | 2013-02-26 | 2015-01-21 | 张坤芝 | 81-facet diamond with 10-heart-and-10-arrow structure inside |
-
2014
- 2014-09-11 JP JP2014185117A patent/JP6490930B2/en active Active
- 2014-09-15 CA CA 2863529 patent/CA2863529A1/en not_active Withdrawn
- 2014-09-22 GB GB1416744.9A patent/GB2520398B/en active Active
- 2014-09-23 IN IN3029MU2014 patent/IN2014MU03029A/en unknown
- 2014-09-23 CN CN201410490834.5A patent/CN104510106B/en active Active
-
2015
- 2015-05-14 HK HK15104550.7A patent/HK1203785A1/en unknown
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3763665A (en) * | 1971-03-08 | 1973-10-09 | Belamco | Brilliant with octagonal table and surrounding trapezoidal facets |
| US6578380B1 (en) * | 2002-01-24 | 2003-06-17 | Diaco | Hexagonal brilliant cut diamond |
| CN1593285A (en) * | 2003-09-12 | 2005-03-16 | 深圳市真诚美珠宝有限公司 | Round and shining type chiseled diamond and its carving method |
| US20130019636A1 (en) * | 2005-11-23 | 2013-01-24 | Worldwide Diamond Trademarks Ltd. | Modified princess cut diamond having hearts and arrows pattern and method |
| CN102238885A (en) * | 2008-09-16 | 2011-11-09 | 全球钻石商标有限公司 | Decagonal shaped diamond which displays hearts and arrows pattern |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107087865A (en) * | 2017-05-26 | 2017-08-25 | 深圳市金王朝珠宝有限公司 | A kind of round diamond with heart-shaped image effect |
| CN107087865B (en) * | 2017-05-26 | 2019-03-29 | 深圳市金王朝珠宝有限公司 | A kind of round diamond with heart-shaped image effect |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2520398A (en) | 2015-05-20 |
| HK1203785A1 (en) | 2015-11-06 |
| GB201416744D0 (en) | 2014-11-05 |
| JP2015066434A (en) | 2015-04-13 |
| IN2014MU03029A (en) | 2015-10-09 |
| CN104510106B (en) | 2018-01-30 |
| JP6490930B2 (en) | 2019-03-27 |
| CA2863529A1 (en) | 2015-03-30 |
| GB2520398B (en) | 2019-11-27 |
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