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...
A Day with the AGA
A Day with the AGA
the Accredited Gemologists Association - Conference and Awards Ceremony: Tucson 2023
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...
AGS and GIA Announce Launch of AGS Ideal Report by GIA
AGS and GIA Announce Launch of AGS Ideal Report by GIA
Diamond World News ServiceJan 23 2023 1:13PM
It is a digital-only supplement to GIA diamond...
Rapaport’s Rant [aka “New Year Message”]
Rapaport's Rant
For those of you who have not yet read Martin Rapaport's New Year Message, you can read the full message here.
For those...
It’s Just Business
It's Just Business -
Sarine Signs MOU to Acquire Majority Stake in GCAL
Sarine, the leading manufacturer of artificial intelligence measuring devices for the gemstone industry,...
Carved Gems – Inspiration & Expertise
Carved Gems - Inspiration & Expertise
Helen Serras-Herman, award-winning gem and jewelry artist and National Lapidary Hall of Fame Inductee, shares her passion in an...
from Gemworld International: Fire Opal
2023GemFocus-JanFireOpal1-2Download
This feature is provided courtesy of Gemworld International, Inc., publishers of the GemGuide and Gem Market News.
ACE©It NAJA’s Tucson Conference
National Association of Jewelry Appraisers - 59th Winter Education Conference - - January 29 – 30 -
National Association of Jewelry Appraisers
The National Association of...
Gemworld International Announces Several Changes
For Immediate Release - Jan. 4, 2023 -
Gemworld International Announces Several Changes: - Brecken Branstrator named GemGuide’s editor-in-chief - Stuart Robertson steps into...
