CA930553A - Process of cutting a diamond or other precious or semi-precious stone - Google Patents
Process of cutting a diamond or other precious or semi-precious stoneInfo
- Publication number
- CA930553A CA930553A CA084437A CA84437A CA930553A CA 930553 A CA930553 A CA 930553A CA 084437 A CA084437 A CA 084437A CA 84437 A CA84437 A CA 84437A CA 930553 A CA930553 A CA 930553A
- Authority
- CA
- Canada
- Prior art keywords
- precious
- diamond
- semi
- cutting
- stone
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000010437 gem Substances 0.000 title 2
- 229910001751 gemstone Inorganic materials 0.000 title 2
- 239000010432 diamond Substances 0.000 title 1
- 229910003460 diamond Inorganic materials 0.000 title 1
Classifications
-
- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
- A44C17/00—Gems or the like
- A44C17/001—Faceting gems
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US83197369A | 1969-06-10 | 1969-06-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA930553A true CA930553A (en) | 1973-07-24 |
Family
ID=25260333
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA084437A Expired CA930553A (en) | 1969-06-10 | 1970-06-02 | Process of cutting a diamond or other precious or semi-precious stone |
Country Status (12)
Country | Link |
---|---|
US (1) | US3585764A (en) |
AT (1) | AT302092B (en) |
BE (1) | BE751146A (en) |
CA (1) | CA930553A (en) |
CH (1) | CH504276A (en) |
DE (2) | DE2025689A1 (en) |
ES (1) | ES380369A1 (en) |
FR (1) | FR2052468A5 (en) |
GB (1) | GB1306854A (en) |
LU (1) | LU61003A1 (en) |
NL (1) | NL7007322A (en) |
ZA (1) | ZA703524B (en) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4083352A (en) * | 1977-01-28 | 1978-04-11 | Dmetro Andrychuk | Method for cutting ornamental transparent gemstones and products produced therefrom |
US4372042A (en) * | 1980-09-12 | 1983-02-08 | Diamagnetics, Inc. | Method for manufacturing diamond pick-up stylus |
DE3202302C2 (en) * | 1982-01-26 | 1984-01-26 | Atelier-Juwel Georg Bunz, 7544 Dobel | Cut gemstone, especially diamond |
US5072549A (en) * | 1986-09-22 | 1991-12-17 | Harold Johnston | Method of cutting gemstones and product |
US5044123A (en) * | 1990-03-22 | 1991-09-03 | Douglas Hoffman | Concave-convex faceting method and apparatus |
US5437167A (en) * | 1994-05-12 | 1995-08-01 | Ambar; Betzalel | Invisible setting for round diamond stone |
US5462474A (en) * | 1994-05-24 | 1995-10-31 | Ronald W. Swager | Method of facetting a gem |
US5761929A (en) * | 1996-09-12 | 1998-06-09 | M. Fabrikant & Sons, Ltd. | Facet cut structure for colored stones to enhance brilliance |
DE19734036A1 (en) * | 1997-08-06 | 1999-02-11 | Helmut Buerger | Process for determining a gemstone cut with high reflection, process for grinding a gemstone with high reflection and cut gemstone with high reflection |
JP2000005993A (en) * | 1998-06-17 | 2000-01-11 | Hisatake Shudo | Cutting method for diamond and proportion of diamond |
US6422039B2 (en) * | 2000-07-20 | 2002-07-23 | D. Swarovski & Co. | Gem |
JP3643541B2 (en) * | 2000-08-25 | 2005-04-27 | 株式会社ほほえみブレインズ | Decorative diamond cut design |
US6615611B1 (en) * | 2000-09-26 | 2003-09-09 | Michael Schachter | High yield diamond |
US6305193B1 (en) | 2000-10-17 | 2001-10-23 | Continental Jewelry (Usa) Inc. | Gemstone |
US6604382B2 (en) | 2000-11-07 | 2003-08-12 | Naotake Shuto | New-cut diamond shape |
US6668585B1 (en) * | 2000-11-13 | 2003-12-30 | David Markowitz | Multi-faceted combined cut gemstones |
US6401489B1 (en) | 2001-02-12 | 2002-06-11 | Continental Jewelry (Usa), Inc. | Gemstone |
US6698239B2 (en) | 2001-02-23 | 2004-03-02 | Samuel Aaron, Inc. | Brilliant cut diamond |
US6745596B2 (en) | 2001-05-31 | 2004-06-08 | Samuel Aaron, Inc. | Princess cut diamond |
US6591827B2 (en) * | 2001-06-25 | 2003-07-15 | Roy Fuchs | Method for preparing a diamond |
US6578380B1 (en) | 2002-01-24 | 2003-06-17 | Diaco | Hexagonal brilliant cut diamond |
US6761044B2 (en) | 2002-04-11 | 2004-07-13 | Premier Gem Corp | Gemstone cut |
JP3962695B2 (en) * | 2003-02-13 | 2007-08-22 | 東京真珠株式会社 | Diamond cutting method and diamond obtained thereby |
US20050252241A1 (en) * | 2004-05-13 | 2005-11-17 | Israel Oster | Diamond cut |
JP2006218163A (en) * | 2005-02-14 | 2006-08-24 | Crane:Kk | Jewel |
JP2009142455A (en) * | 2007-12-14 | 2009-07-02 | Juho:Kk | Diamond, diamond-shaped jewelry, and its cutting method |
WO2009087763A1 (en) | 2008-01-09 | 2009-07-16 | Hohoemi Brains, Inc. | Ornamental diamond having two-stage pavilion |
US8156760B2 (en) * | 2008-06-16 | 2012-04-17 | Albert Gad, Ltd. | Gemstone cut |
US20140013800A1 (en) * | 2012-07-12 | 2014-01-16 | Richline Group, Inc. | Jewelry article with formed illusion plate |
AT513466A1 (en) * | 2012-10-12 | 2014-04-15 | Swarovski D Kg | Cut for gemstone |
US9226554B2 (en) | 2014-05-12 | 2016-01-05 | Yoshihiko Kodama | Circular cut diamond |
US10405618B1 (en) * | 2016-09-27 | 2019-09-10 | Brian Steven Gavin | Maximum light performance gemstone cutting technique |
CN107080335B (en) * | 2017-06-22 | 2018-12-07 | 贺承阳 | The processing method and its diamond of the bottom of even number arrow diamond, diamond is presented in inside |
USD899294S1 (en) * | 2018-07-16 | 2020-10-20 | Diarough Nv | Faceted gemstone |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US809531A (en) * | 1904-05-03 | 1906-01-09 | Ernest G H Schenck | Diamond. |
US2340659A (en) * | 1943-05-05 | 1944-02-01 | Goldstein Edward | Precious stone |
US2364031A (en) * | 1944-07-21 | 1944-11-28 | Patented Diamond Inc | Brilliant type diamond and method of cutting the same |
US2579666A (en) * | 1948-03-20 | 1951-12-25 | Jewel Smiths Inc | Diamond cutting machine |
US2654979A (en) * | 1950-08-29 | 1953-10-13 | Grodzinski Paul | Method of and device for producing specifically oriented polished faces on diamonds |
US3286486A (en) * | 1964-01-10 | 1966-11-22 | Huisman James | Diamond with specially faceted pavilion |
FR1391988A (en) * | 1964-01-31 | 1965-03-12 | Sirakian & Fils C | Improvements to the assembly of two stones to give them the so-called <marquise> shape or |
-
1969
- 1969-06-10 US US831973A patent/US3585764A/en not_active Expired - Lifetime
-
1970
- 1970-05-21 NL NL7007322A patent/NL7007322A/xx unknown
- 1970-05-25 ZA ZA703524A patent/ZA703524B/en unknown
- 1970-05-26 DE DE19702025689 patent/DE2025689A1/en active Pending
- 1970-05-26 DE DE7019610U patent/DE7019610U/en not_active Expired
- 1970-05-27 GB GB2549770A patent/GB1306854A/en not_active Expired
- 1970-05-27 AT AT476870A patent/AT302092B/en not_active IP Right Cessation
- 1970-05-27 LU LU61003D patent/LU61003A1/xx unknown
- 1970-05-29 FR FR7019761A patent/FR2052468A5/fr not_active Expired
- 1970-05-29 BE BE751146D patent/BE751146A/en not_active IP Right Cessation
- 1970-06-02 CA CA084437A patent/CA930553A/en not_active Expired
- 1970-06-03 CH CH832770A patent/CH504276A/en not_active IP Right Cessation
- 1970-06-03 ES ES380369A patent/ES380369A1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1306854A (en) | 1973-02-14 |
ZA703524B (en) | 1971-01-27 |
BE751146A (en) | 1970-11-03 |
US3585764A (en) | 1971-06-22 |
ES380369A1 (en) | 1973-04-16 |
CH504276A (en) | 1971-03-15 |
LU61003A1 (en) | 1970-07-28 |
DE7019610U (en) | 1971-04-08 |
FR2052468A5 (en) | 1971-04-09 |
DE2025689A1 (en) | 1970-12-17 |
AT302092B (en) | 1972-09-25 |
NL7007322A (en) | 1970-12-14 |
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