GIA just evaluated this laboratory-grown single-crystal diamond ring and determined it to have VVS2 clarity and a high color grade. The CVD diamond crystal took roughly five weeks to grow, and the 4.04 carat ring took a year to cut and polish. Its shape and cutting style is Ring Novelty Cut. The production process of this unique gem was a feat of engineering ingenuity and meticulous precision. Employing chemical vapor deposition (CVD), an 8.54-carat diamond plate served as the raw material from
0:10
GIA just evaluated this laboratory-grown single-crystal diamond rin…
已浏览 3万 次2023年8月3日
FacebookGIA Education
GIA bringing down lab diamonds? New grading system explained!
7:39
GIA bringing down lab diamonds? New grading system explained!
已浏览 3.1万 次8 个月之前
YouTubeBy Bonnie Jewelry
GIA evaluated this laboratory-grown single-crystal diamond ring and determined VVS2 clarity with a high color grade. The CVD diamond crystal took roughly five weeks to grow, and the 4.04 carat ring took a year to cut and polish. Its shape and cutting style is Ring Novelty Cut. What a novel idea indeed! Courtesy: @heursel | GIA India
0:32
GIA evaluated this laboratory-grown single-crystal diamond ring and d…
已浏览 7545 次2023年8月29日
FacebookGIA India
About the GIA Diamond Grading Laboratory
5:48
About the GIA Diamond Grading Laboratory
已浏览 6373 次2014年9月11日
YouTubeDiamonds 27
GIA Lab Grown Diamond Quality Assessment Grading Terminology And Criteria #syntheticdiamond 💎
3:01
GIA Lab Grown Diamond Quality Assessment Grading Terminolog…
已浏览 286 次7 个月之前
YouTubeTBBW Don’tPlayNoReindeerGames
New GIA Lab Diamond Grading Terminology Explained #syntheticdiamond
0:41
New GIA Lab Diamond Grading Terminology Explained #synthetic…
已浏览 361 次6 个月之前
YouTubeTBBW Don’tPlayNoReindeerGames
GIA Gemological Laboratory by GIA
5:46
GIA Gemological Laboratory by GIA
已浏览 15.2万 次2015年9月16日
YouTubeGIA (Gemological Institute of America)
0:03
The magnificent Algeiba Star diamond was recently submitted t…
已浏览 1.1万 次2023年4月11日
FacebookGIA Education
3:24
How to Read a GIA Grading Report Video by GIA
已浏览 8.5万 次2014年7月21日
YouTubeGIA (Gemological Institute of America)
GIA vs AGS vs EGL vs IGI: Diamond Lab Guide
2019年8月25日
learningjewelry.com
1:01
The GIA has announced it’s changing the way it grades Lab Gr…
已浏览 13.5万 次11 个月之前
FacebookThe Cut Jewellery
1:03
New GIA Guidelines for Lab Grown Diamonds: What You Need To Know
已浏览 2066 次11 个月之前
YouTubeThe Diamond Expert
1:25
4Cs of Diamond Quality: Diamond Cut Grading by GIA
已浏览 9.7万 次2014年7月21日
YouTubeGIA (Gemological Institute of America)
1:38
Educate your staff on laboratory-grown diamonds with our new trai…
已浏览 1.4万 次2019年11月4日
FacebookGIA Alumni Collective
2:13
The GIA iD100® distinguishes natural diamonds from laboratory …
已浏览 3493 次2020年1月30日
FacebookGIA India
9:49
How to Choose a Diamond: 10-Minute GIA Diamond Grading Guid…
已浏览 31.2万 次2014年7月21日
YouTubeGIA (Gemological Institute of America)
0:18
How does GIA confirm diamond origin for our GIA Diamond Origin …
已浏览 3047 次2021年11月5日
FacebookGIA Education
0:58
4Cs of Diamond Quality: Diamond Color Grading by GIA
已浏览 15.4万 次2014年7月21日
YouTubeGIA (Gemological Institute of America)
4:20
How to Choose a Diamond: Four-Minute GIA Diamond Grading Guid…
已浏览 142.8万 次2014年7月21日
YouTubeGIA (Gemological Institute of America)
0:43
4Cs of Diamond Quality: Diamond Carat Weight Grading by GIA
已浏览 8.4万 次2014年7月21日
YouTubeGIA (Gemological Institute of America)
New Record Size for CVD Laboratory-Grown Diamond
2022年1月27日
gia.edu
1:07:21
The Evolution of Laboratory-Grown Diamond Evaluation at GIA | GIA K…
已浏览 1.1万 次2020年10月1日
YouTubeGIA (Gemological Institute of America)
5:43
Comparing GIA And IGI Certified Diamonds
已浏览 12.1万 次2018年9月25日
YouTubeJANNPAUL Diamonds
1:00
GIA: Nuevo Sistema de Calificación para Diamantes Crecidos en Labo…
已浏览 25.3万 次11 个月之前
TikTokthecutjewellery
1:03:52
Laboratory-Grown Diamonds: Updates and Identification | GIA K…
已浏览 8.9万 次2020年4月17日
YouTubeGIA (Gemological Institute of America)
General Intelligence Assessment (GIA)
2019年11月18日
thomas.co
How to Read the GIA Laser Inscription on Your Diamond
5 个月之前
serendipitydiamonds.com
58:54
Laboratory-Grown Diamonds from China | GIA Knowledge Sessions …
已浏览 1.4万 次2020年5月14日
YouTubeGIA (Gemological Institute of America)
1:37
The GIA Alumni Collective, Delhi Chapter, recently brought togethe…
已浏览 678 次8 个月之前
FacebookGIA India
50:37
Laboratory-Grown Diamonds Basics and Updates | 18th GIA Tokyo Ge…
已浏览 2020 次2020年5月22日
YouTubeGIA (Gemological Institute of America)
观看更多视频
静态缩略图占位符