Conclave 2026

9:00am EDT

Introduction to Jewelry Forensics Royal Dublin AMike Magee • Al Gilbertson, CG The Microworld of Natural Diamonds Royal Dublin BNathan Renfro

2:30pm EDT

(Un)Natural Beauty: Treatments in Ruby & Sapphire Royal Dublin AAaron Palke, Ph.D. The Amazing Natural Diamond Story Royal Dublin BJames Shigley, Ph.D. • Brenda Harwick

10:15am EDT

Introduction to Jewelry Forensics Royal Dublin AMike Magee • Al Gilbertson, CG Making the Call - Check List of the Defining Features of the major US jewelry periods from 1850-1950: A Systematic approach Olympic BStarla Turner • Suzanne Martinez The Amazing Natural Diamond Story Royal Dublin BJames Shigley, Ph.D. • Brenda Harwick

3:00pm EDT

Speaking the Pearl Language Royal Dublin BTao Hsu, Ph.D. • Lisa Kennedy The Microworld of Natural Diamonds Royal Dublin ANathan Renfro

10:30am EDT

(Un)Natural Beauty: Treatments in Ruby & Sapphire Royal Dublin AAaron Palke, Ph.D. Speaking the Pearl Language Royal Dublin BTao Hsu, Ph.D. • Lisa Kennedy