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Title:
OCTAGONAL DIAMOND
Document Type and Number:
WIPO Patent Application WO/2019/020128
Kind Code:
A1
Abstract:
The present application relates to an octagonal diamond, comprising a crown, a girdle and a pavilion, the crown comprising one regular octagonal table, each edge of the table being provided with a first crown main facet and a second crown main facet arranged at intervals along a girdle direction, each first crown main facet being provided with a first crown auxiliary facet along the girdle direction, each second crown main facet being provided with a second crown auxiliary facet along the girdle direction, a third crown main facet being arranged between each adjacent first crown main facet/first crown auxiliary facet and second crown main facet/second crown auxiliary facet, a first crown upper girdle facet being arranged between a girdle line and each third crown main facet and adjacent first crown auxiliary facet, a second crown upper girdle facet being arranged between the girdle line and each third crown main facet and adjacent second crown auxiliary facet. The present application provides an improved princess square diamond with an all-new facet structure, wherein the crown of the diamond has eight more facets than current improved princess square diamonds, further increasing the refraction and reflection of light rays. The diamond of the present application is brighter and has stronger fire.

Inventors:
DONG, Huijuan (Room 2002 of Unit 2, No. 551 of Lijiang East Road Huangdao Distric, Qingdao Shandong 0, 266000, CN)
JU, Luxuan (Room 2002 of Unit 2, No. 551 of Lijiang East Road Huangdao Distric, Qingdao Shandong 0, 266000, CN)
Application Number:
CN2018/103980
Publication Date:
January 31, 2019
Filing Date:
September 04, 2018
Export Citation:
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Assignee:
DONG, Huijuan (Room 2002 of Unit 2, No. 551 of Lijiang East Road Huangdao Distric, Qingdao Shandong 0, 266000, CN)
International Classes:
A44C17/00
Foreign References:
CN107373930A2017-11-24
CN207306258U2018-05-04
CN1593285A2005-03-16
CN106723729A2017-05-31
Attorney, Agent or Firm:
QINGDAO LAWSCI INTELLECTUAL PROPERTY CO., LTD. (Room 401, Jufeng Venture BuildingNo. 52 Miaoling Road, Laoshan Distric, Qingdao Shandong 0, 266000, CN)
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