6.6K views · 135 reactions | Is there a Gemstone grading system? 樂 Gemmologist Marie is here to educate you on all things Gemstones! Want to learn more? Then follow us across all our socials and delve a little deeper into the world of Gemstones. #gemmology #gemstonegrading #crystals #gemstonecrystal #jewellery #jewellerymaking | Chalmers Gems | Facebook
0:26
6.6K views · 135 reactions | Is there a Gemstone grading system? 樂 G…
已浏览 7762 次1 周前
FacebookChalmers Gems
GEMS
GEMS
2024年9月15日
usc.edu
Diamond Grading: Understanding The Basics, Cut, And Styles
Diamond Grading: Understanding The Basics, Cut, And Styles
2018年9月1日
thediamondauthority.org
201K views · 330 reactions | Here’s some information on the diamond grading and identification. #GJEPC #Diamonds #Grading #Identification #Gems #Jewelry #Jewellery #Emerald #Shapes | GJEPC India | Facebook
25:57
201K views · 330 reactions | Here’s some information on the diamond …
已浏览 20.1万 次6 天之前
FacebookGJEPC India
USA Grading System in 2025: Complete Guide for Indian Students
USA Grading System in 2025: Complete Guide for Indian Students
3 个月之前
leapscholar.com
14K views · 850 reactions | GIA's clarity grading system was developed because jewelers were using terms that could be easily misinterpreted, such as "loupe clean" or "piqué™." Learn more with this 90-second video. | 4Cs of Diamond Quality by GIA | Facebook
1:24
14K views · 850 reactions | GIA's clarity grading system was develo…
已浏览 1.5万 次2 周前
Facebook4Cs of Diamond Quality by GIA
Look what’s snuck into this parcel of diamonds 🫣💎 I’m a Gemmologist and I’m colour grading these tiny diamonds so they can be recycled into the diamond industry 😁 These diamonds have already been used in jewellery. That Jewellery has already been scrapped. The metal has been used to make more jewelry and now the diamonds are going to be resold back into the trade. My job is to put a value on the parcel by grading the diamonds. Natural Diamonds grow in two colours series. One is a brown series
1:04
Look what’s snuck into this parcel of diamonds 🫣💎 I’m a Gemmologist a…
已浏览 120.2万 次2024年1月29日
FacebookChalmers Gems
Diamonds don’t have to be intimidating, but a lot goes into th…
已浏览 578 次6 个月之前
FacebookJoyce's Jewelry
0:09
Certified Gems
3 周前
YouTubeSHANETINI
0:14
Start your career in Diamond Grading & Valuation with BGJI 💎✨ …
1 个月前
YouTubeBapa's Gems & Jewellery Institute
Gem Mint Grading GMG Reveal & Review
已浏览 764 次2021年6月2日
YouTubeThe Bullpenn
Examples of high quality and low quality emerald gemstones
已浏览 67.3万 次2017年12月8日
YouTubeJR Colombian Emeralds
Where Do Gems Get Their Value? | All About Gemstone Appraisals
已浏览 1.2万 次2023年8月17日
YouTubeGemstones
Diamond Cut, Clarity and Color by GIA
已浏览 6.9万 次2014年7月21日
YouTubeGIA (Gemological Institute of America)
PCGS Webinar - Coin Grading 102: Qualifiers, Proof Coins, Modern & …
已浏览 41.1万 次2013年10月14日
YouTubePCGScoin
5:14
PCGS Grading Process
已浏览 3.8万 次2016年2月25日
YouTubeGoldDealer.com
5:46
GIA Gemological Laboratory by GIA
已浏览 15.1万 次2015年9月16日
YouTubeGIA (Gemological Institute of America)
5:44
A Guide to Coin Grading
已浏览 2.5万 次2011年8月7日
YouTubeSilveragecoins.com
5:24
Standards-Based Grading: Grading Scale
已浏览 2350 次2017年5月25日
YouTubeMike Foster
5:38
GIA’s Professional Education by GIA
已浏览 6.4万 次2015年9月16日
YouTubeGIA (Gemological Institute of America)
5:20
How to Identify Gemstones
已浏览 16.2万 次2019年10月17日
YouTubeGemstones
6:25
Should You Get Your Coins Graded?
已浏览 3.6万 次2018年12月14日
YouTubeCoinHELPu
15:55
COIN GRADES AND ABBREVIATIONS FOR BEGINNERS
已浏览 1.3万 次2019年8月12日
YouTubeGuido Stackin
3:25
Identify 5 different Rubies
已浏览 26.5万 次2018年3月20日
YouTubeAIGS Thailand
5:05
Gems and Minerals at the Smithsonian
已浏览 4.1万 次2018年5月24日
YouTubeGIA (Gemological Institute of America)
8:20
Ultra-Modern Coins - Coin Grading 102
已浏览 1.2万 次2015年12月15日
YouTubePCGScoin
6:16
Do Lab-Grown Diamonds Test As Real Diamonds?
已浏览 92.6万 次2020年3月26日
YouTubeModern Goldsmith
1:11:32
Gem-A Live: Understanding Gemstone Species and Varieties
已浏览 29.2万 次2020年5月21日
YouTubeGem-A
3:24
How to Read a GIA Grading Report Video by GIA
已浏览 7万 次2014年7月21日
YouTubeGIA (Gemological Institute of America)
2:09
Grade Your Coins at Home Using PCGS Photograde
已浏览 16.1万 次2016年4月5日
YouTubePCGScoin
观看更多视频
静态缩略图占位符