Auctions

The Rockefeller Kashmir Sapphire Ring by Cartier.

The Rockefeller Kashmir Sapphire: Cartier’s Art Deco Masterpiece

Auctions, Cartier, Gemstones, High Jewelry /

Summary The Rockefeller Kashmir is an 18-carat sugarloaf cabochon sapphire ring by Cartier, originally gifted to Abby Aldrich Rockefeller by John D. Rockefeller Jr. This rare gem, known for its flawless clarity and deep blue tone, leads Christie’s Magnificent Jewels sale in December. The article explores its origin, craftsmanship, and why Kashmir sapphires remain the […]

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Founders of Marteau & Co. watch auctions Arthur Touchot and Leonard Pictet

Marteau & Co. Watch Auctions in Geneva

Auctions, Geneva, Independent Watchmakers, Luxury Watches, Watches /

Introduction Marteau & Co. watch auctions in Geneva are redefining the luxury watch market. Unlike traditional auctions, which only benefit buyers and sellers, this platform introduces the Maker’s Fee, ensuring independent watchmakers earn from every resale of their creations. Collectors gain access to rare timepieces while supporting the artisans who create them, making every transaction

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