Sharing first-hand experience of the gemstone supply chain, Sophie imparts her insight into what to look for when you are investing a gem. Considering the value facets of cultural meaning, symbolism, historical significance, emotional capital, desirability, provenance, responsible sourcing, scarcity dynamics, socioeconomic impact, market trends, legacy creation and the beauty of gemstones – asking what it is you really value.
Giving tips on training your eye and making decisions, listening to your heart and your loupe. How to build your collection and discover her secrets on the gems to watch.
Speaker: Sophie Marquis FGA DGA
Sophie is a treasure hunter, purveyor of beauty and curator of the covetable.
She supports collectors in sourcing, valuing, and advising on fine jewellery and collectible timepieces. She specialises in sourcing rare gemstones and diamonds, for wealth portfolios, helping clients discover extraordinary jewels that tell stories.
Sophie’s career is defined by curiosity and shaped by experience in auction houses, fairs, vetting, luxury retail and finance. With a love for gemstones, her passion has taken her on adventures across the globe from Luc Yen market to mining in Merelani.
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The Gem-A office will be closed from 3pm Wednesday 24th December 2025 for the holidays, reopening 9am Friday 2nd January 2026.
Season’s greetings from all of us at Gem-A!
