The Journal
A quarterly publication from the Atelier — long-form essays on gemstones, responsible sourcing, the bench, and life inside a working Lyon studio. Issue N° XIV · Autumn 2024.
From the river gravels of Ratnapura to a Lyon bench: tracing a 4.2 ct Ceylon sapphire
Our in-house gemologist travels to Sri Lanka to follow a single stone — chosen for its silk, its colour under candlelight, and the family that has mined the alluvial fields for three generations. Part one of a two-part essay on provenance, patience, and what "mine-to-bench" really means when the chain is short enough to walk.
Read the full essay →Recent dispatches
Four pieces from the current quarter, ordered by date. The Journal publishes one essay, one gemstone profile, and one craft note each month.
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01Gemstones · 12 min · 14 October 2024
What we look for in a Padparadscha: a gemologist's notes on colour, modifier, and the trouble with names
The most contested term in coloured stones. Why two stones graded identically on paper can read as entirely different oranges — and the single question we ask suppliers before any Padparadscha enters the atelier.
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02Ethics · 9 min · 02 October 2024
Fairmined gold, ten years on: a quiet audit of our 2014 promise
We revisit every claim we made when we joined the Responsible Jewelry Council. What held, what changed, and the line item — Fairmined versus recycled — that still surprises new clients in our Lyon boutique.
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03Craft · 7 min · 18 September 2024
The prong re-tip: a 90-second procedure that decides whether a stone outlives its setting
Nine bench jewelers, fourteen years of average trade experience, and a maintenance ritual we perform on every piece we have ever made — including the ones that come back to us from clients' grandchildren.
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04Atelier Life · 6 min · 03 September 2024
Apprentice N° 47: three years inside our Lyon apprenticeship programme
Since 2003, forty-seven bench jewelers have passed through our registered apprenticeship. We sat down with our most recent graduate on the morning she set her first solitaire without supervision.
The recurring beats
Six threads we return to, again and again, because the bench keeps asking the same questions.
Sapphires
Ceylon, Madagascar, and the silk inside a fine blue.
Fairmined Gold
A decade of certified, traceable, small-scale sourcing.
The Lyon Bench
Tools, rituals, and 37 years of one workshop.
Engagement Rings
Designing a ring someone will wear for sixty years.
Heirloom Restoration
Bringing inherited pieces back to their original weight.
Lab vs. Natural
What we will and will not set, and the reasoning behind it.
"What sets the Atelier Collet Journal apart is its refusal to perform luxury — long, careful essays that treat provenance, the bench, and the wearer with the same unhurried attention."
A new dispatch each month.
One essay, one gemstone profile, one craft note. Read by 12,400 clients, gemologists, and editors across 41 countries. No promotions, no restock alerts — only the writing.