Speaker: Anita BeardwoodTopic:  Practical Skills Refresher Lab Night Open to all. Has it been a while since you peered through a microscope? Or used your spectroscope? Our April monthly meeting is a fantastic, fun and relaxed opportunity for our members to refresh their observation skills or just examine their latest gemstone purchase. Members are encouraged […]

Speaker: Karen HowardTopic: Understanding the Connections between Clients and Valuations Open to all. Karen Howard FCGmA, RMV, CAP-CJA (retired), IMJVA, has 40 years of retail sales experience and over 30 years as a gemmologist. Her appraisal business, KC Appraisals, operated from 2002 to 2024.Karen has been passionate about educating others in the gem world for 25+ years and is a […]

Speaker – Soosai ProsperWhen: Wednesday September 17, 2025 – 7:00 pm ESTWhere: CGA Classroom, 55 Queen St East, Lower Concourse #105, TorontoTopic: Opals from Australia, Ethiopia and Mexico and hand carving rough opals. Open to all. Welcome Back! After a refreshing summer break, we’re excited to resume our monthly meetings. Please note that there has been a change in the […]

Diamonds: Past, Present & Future Join us on Wednesday, November 19, for an evening with Isaac Mimar of MDL Diamonds as we explore the captivating story of diamonds — from their rich history to the innovations shaping their future. We’ll discuss emerging trends, pricing, and the changing landscape of diamond mining. Discover how the diamond […]

Tucson Uncovered: What's New, What's Hot, What's Real.   Go beyond the booths and buzz. Join our very own expert Duncan Parker for an unfiltered look at Tucson- what actually matters this season, what's gaining real traction, and what's just noise. This is a meeting you don't want to miss!...

Speaker: Karen FoxTopic: Signs of the Times: A sampling from gem show identification booths and beyond Open to all. Gems and jewellery have always reflected aspects of current culture and the state of fabrication technology available during a given period. The treasures brought for identification at gem shows range from the inherited and the found […]

CGA Social / Potluck & Gem Trivia Open to all. Don’t miss an evening that’s sure to sparkle! Our June monthly meeting is all about two of our favorite things: delicious potluck dishes and the fascinating world of gemstones. Bring your favourite dishes (and gemstones) to share, enjoy a fun evening, connect over our shared