New Spinel Treatment: Nickel Diffusion
New Spinel Treatment: Nickel Diffusion
Scientists at the GIA laboratory in New York City recently discovered spinel, treated by nickel diffusion, in a parcel of...
Ethical Gem Fair: We See Progress
Ethical Gem Fair: We See Progress
Ethical Gem Fair
Tucson: We had a chance to visit the fair and not a surprise, it was genuinely heartwarming...
A Canary in the Ruby Mine
A Canary in the Ruby Mine
by E. Billie Hughes and Wim Vertriest
Low-Temperature Heat Treatment Experiments on Burmese Ruby
Detection of low temperature heat treatment in...
Sotheby’s – catching up on some beauties!
Sotheby's - catching up on some beauties!
Sotheby’s Hong Kong Magnificent Jewels I on October 7th, 2022, was quite the auction for impressive gems. Just...
Color Enhancement in Ruby has SGL Seeing Red
Color Enhancement in Ruby has SGL Seeing Red
by Bear Williams, Stone Group Labs (SGL)
RUBIES are typically sent into professional gem labs for Identification...
The Dragon Garnet
The Dragon Garnet
by Gary Roskin, exclusive for the Roskin Gem News Report
Dragon Garnet
So, what is Dragon Garnet?
What is it?
Basically, Dragon Garnet is a Malaya...
AIGS Launches Jedi Spinel Grading Reports
AIGS Launches Jedi Spinel Grading Reports
by Julius Zheng
The neon hot pink to red spinels from Myanmar have increasingly gained popularity in Asian markets in...
The Unmissable Jewellery Design at TEFAF Maastricht 2023
The Unmissable Jewellery Design at TEFAF Maastricht 2023
Discover exquisite jewellery at TEFAF Maastricht 2023 from Didier, Hemmerle and Van Cleef & Arpels
BY HANNAH SILVER
TEFAF Maastricht...
Nature’s Majesty Meets Bvlgari’s Savoir Faire
Nature’s Majesty Meets Bvlgari’s Savoir Faire
A remarkable creation from the Bvlgari High Jewelry Collection
Jewels & Jadeite Auction - Phillips, Hong KongAuction 23 May 2023...
SSEF: New Criteria to Detect Low-T Heated Pink Sapphires
New and additional criteria to detect low-T heated pink sapphires applied by SSEF
In the Swiss Gemmological Institute SSEF's newsletter last week, new and additional...
MUZO: Inside the emerald mines that make Colombia a global giant of the green...
MUZO: Inside the emerald mines that make Colombia a global giant of the green gem
MUZO, Colombia — Although he has helped transform Colombia's emerald...
Sotheby’s: Magnificent Jewels 1
Sotheby's: Magnificent Jewels 1
Here's just a quick look at a few of the magnificent jewels from the Magnificent Jewels I live auction in Hong...
