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14 janvier 2026Patek Philippe 3940 — reading the series
Référence
Series, dials and production changes: how to place a 3940 before buying.
01/ BUREAU DE STER · HOROLOGY · MARKETS · CULTURE
Independent advisory for collectible watches.
Based in Brussels, Bureau De Ster searches, analyses and accompanies the acquisition or sale of collectible watches, on mandate.
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