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Diamonds: Natural vs. Synthetic
Diamonds: Natural vs. Synthetic
By Gary Roskin
What was once considered impossible is now a reality; Synthetic gem quality diamonds are here, they are affordable, and...
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...
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...
a Kaleidoscope of Colors
a Kaleidoscope of Colors
This Jewelry Offers a Kaleidoscope of Colors to Brighten Any Look
Let your true colors shine through.
By CURATED BY JILL NEWMAN
Tap here to...
MUZO: Inside the emerald mines that make Colombia a global giant...
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...
Their world was the oyster: Oldest pearl town found in UAE
Their world was the oyster: Oldest pearl town found in UAE
By JON GAMBRELLAssociated PressMarch 20, 2023
Archaeologists say they have found the oldest pearling town...
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...
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...
ASJRA 18th Annual Conference
The Association for the Study of Jewelry & Related Arts (ASJRA) has set the theme for its 18th annual conference: "Iconic Jewelry Firms."
Held virtually...
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...
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...
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...