What if precious stones divulged, for a weekend, a few of their secrets? On the occasion of the Journées du Patrimoine 2026, jewelry enthusiasts, lovers of the arts and crafts, and French know-how will be invited to step into venues that are normally off-limits. The 43rd edition of the event will take place on 19 and 20 September 2026, with several tours offering a behind-the-scenes look at the grand jewelry houses.
Behind the sparkle of a jewel lies countless hours of work and a genuine choreography of precise gestures. Designers, jewellers, gemologists, setters, engravers and polishers take turns turning an idea into an exceptional piece.
The jewelers' workshops typically maintain an air of exclusivity. Their open doors during Heritage Days offer a rare chance to see the step-by-step journey of a jewel: design, stone selection, metal shaping, setting, and finishing. Discover the beautiful houses that will throw open their doors for this exceptional weekend!



Heritage Days 2026: Diamonds take center stage at Bucherer in Paris
For this new and 43rd edition of Heritage Days, Bucherer opens its doors to watch enthusiasts on Saturday, September 19, 2026. An opportunity to admire iconic timepieces from every angle at this exceptional gathering. [Read more]



Paris Heritage Days 2026: exclusive tours of the Hôtel de Nocé on Place Vendôme
For this 43rd edition of the Journées du Patrimoine in Paris, a renowned jewelry house on Place Vendôme invites you to explore its historic boutique–atelier. Exceptional tours are being organized there for this weekend of September 19–20, 2026. [Read more]



Heritage Days 2026: Cartier Jewelry Institute opens its doors for a rare, one-off visit
On the occasion of this new edition of the European Heritage Days, take a look behind the scenes at the Cartier Jewellery Institute. Housed in a historic townhouse in the heart of Paris, visitors will be invited to an immersive tour of the jeweler’s workshops on 19 and 20 September 2026. [Read more]
Stay tuned: our picks are updated as new announcements arrive and discoveries are made. And for more ideas of outings in the fashion world, this is the place to go:
Heritage Days 2026 in Paris: in the temples of fashion, luxury and beauty
Paris Heritage Days are this weekend, September 19–20, 2026. To mark the occasion, we invite you to discover Paris’s fashion temples. The secrets of the couture houses and department stores are waiting for you! [Read more]
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Dates and Opening Time
From September 19, 2026 to September 20, 2026