Editor
Sophia Reynaud, FGA, DGA
Jewelry Design & Buyer Editor
Sophia Reynaud, FGA, DGA
Editorial persona of Zultpedia. Fellow of the Gemmological Association of Great Britain (FGA) and Diamonds Member (DGA), with two decades in fine-jewelry buying and design at European maisons. Buyer-side editor for the archive, responsible for entries on setting choices for soft-Mohs gems, daily-wear durability, the buyer's checklist, and the distinction between investment-grade and wear-grade purchasing. Voice modelled on the editorial register of European gemological trade publications.
Published Entries
015- № 001 Buying Zultanite Without Getting Cheated — A Buyer’s Checklist
- № 002 Caring for Zultanite Jewelry — Cleaning, Storage, and Wear
- № 003 Cleaning and Storing Color-Change Diaspore
- № 004 Hardness of Zultanite — 6.5 to 7 on the Mohs Scale
- № 005 How to Insure Zultanite Jewelry
- № 006 Mohs Scale
- № 007 The Durability of Zultanite Jewelry — Hardness Versus Toughness
- № 008 The Lapidary of Zultanite — Why 97% of the Rough Is Lost in Cutting
- № 009 Toughness of Zultanite — Why Hardness Alone Lies
- № 010 Zultanite — Frequently Asked Questions
- № 011 Zultanite Jewelry Care — Frequently Asked Questions
- № 012 Zultanite Price and Value — Frequently Asked Questions
- № 013 Zultanite Resizing — Why Heat-Based Ring Sizing Threatens the Stone
- № 014 Zultanite Ring Settings — Bezel vs Prong Durability Trade-Offs
- № 015 Zultanite vs Alexandrite — Two Gems, One Phenomenon, Different Propositions