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...
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...
Romance & Power – the Graff Infinity Tiara
Romance & Power - the Graff Infinity Tiara
By Nina Hald & Gary Roskin
Graff Diamonds may celebrate a classic, romantic feminine expression with colorless diamonds...
AMNH Gem Hall wins Design Award
AMNH Gem Hall wins Design Award
After four years of renovation, Ralph Appelbaum Associates have completed the transformation of the American Museum of Natural History’s...
Country of Origin – 3 Countries for 1 Sapphire
Country of Origin - 3 Countries for 1 Sapphire
What does it mean when a sapphire receives 3 Country of Origin reports and each country...
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...
The Auction Market – Rapaport
The Auction Market - Rapaport
The Auction Market Is Becoming Harder to Forecast by Anthony Demarco
For the past 15 years, momentous events — including wars,...
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...
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...
from Gemworld International: Padparadscha
from Gemworld International: Padparadscha
Among these “fancy sapphires,” padparadscha, the delicate pure pink-orange variety, is the most popular and arguably the rarest.
Prominent corundum varieties ruby...
I don’t believe the opal found on Mars has ever been identified as ‘precious’
I Don't Believe the Opal Found on Mars has ever been Identified as 'Precious'
Maybe not, but maybe ....
Opal on Mars
Over the past few weeks,...
Cristiano Ronaldo’s Insane New Jacob & Co. Watch Is Covered With 388 Tsavorite Gemstones
Cristiano Ronaldo’s Insane New Jacob & Co. Watch Is Covered With 388 Tsavorite Gemstones
By BRYAN HOOD
The brilliant green stones are about 200 times rarer than...
