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Office Hours Information from March 2025

International Society of Appraisers

3/14/2025 12:00:00 AM Here's a recap of the Q and A from the March 11, 2025 Office Hours with the Director of Education Q: I recently received my ISA Member Designation. You do not write it as “2024-2025 USPAP” – it’s just 2024 Edition. How do I get my 700 hours to become an Accredited Member?

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Settings That Make Your Diamond Engagement Ring Look Bigger 

GIA 4Cs

Why Trust GIA Trusting the Gemological Institute of America (GIA) adds an extra layer of assurance. At GIA, we are renowned for our rigorous standards and integrity in diamond grading.

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Yellow Gold vs. Rose Gold: Discovering the Differences

GIA 4Cs

The Gemological Institute of America (GIA) is a renowned authority in gemology and jewelry education. Empower yourself with the knowledge to make informed decisions and find a spectacular diamond to adorn your preferred metal. Why Trust GIA to Find Your Perfect Jewelry or Ring?

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White Gold vs. Silver: What is the Difference?

GIA 4Cs

Find Your Perfect White Gold or Silver Ring with Help from GIA At the Gemological Institute of America (GIA), we offer expert knowledge and set global standards on gems and jewelry. Consumers, museums and auction houses alike rely on GIA reports for accurate, unbiased information on the identity and quality of gemstones.

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Legendary 'Blue Belle' Sapphire Returns to Auction Block at Christie's New York

Jewelry Judge

” In 2025, The Blue Belle returns to the spotlight with a more conservative estimate of $8 million to $12 million. Reports from leading gemological institutes, including SSEF and Gübelin, have certified the sapphire as untreated, confirming its natural brilliance and further elevating its rarity.

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'Kat Florence Lumina' Tourmaline to Headline Bonhams' Hong Kong Auction

Jewelry Judge

Then in 2025, spurred by his wife — jewelry designer Kat Florence — Kogen finally decided to cut the gem. Certified by three of the industry’s top gemological labs — Bellerophon, AGL and Gübelin — the Kat Florence Lumina is expected to earn international acclaim as a once-in-a-generation stone.

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Insights on Auction Sales: The Beatles, Civil War Soldier

WorthPoint

On March 21, 2025, WorthPoint added over 241,000 items to its Price Guide, with a total value of nearly $14.8 Over the years, different gemological reports have pinpointed varying sources for the stoneKashmir, Ceylon (Sri Lanka), and Madagascarall adding intrigue to its rich history. That brings the average lot value to around $61.49.

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