The Archive
2026
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Carved Diamond Panther Face: GIA Studies a 67-Carat Jade Fang
A 113-carat rough diamond, a year of patient carving and two Zambian emerald eyes: the story of Jade Fang, a…
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Gemfields Ruby Auction: $52 Million and Rough Ruby Prices Rise
Mozambique’s rubies bring $52 million in Bangkok, and the price per carat says even more about where fine red stones…
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Omega Speedmaster Price in 2026: Moonwatch, Reverse Panda and Beyond
The Omega Speedmaster price in 2026, from the $7,800 Hesalite Moonwatch to the new Reverse Panda, Speedmaster 38 and gold…
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Sotheby’s Original Owner Collection: 30 Patek Philippe Watches
Thirty Patek Philippe watches, nearly all kept by the collector who first bought them, come to Sotheby’s New York this…
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Christie’s Hong Kong Jewels: A Kashmir Sapphire and Pink Petal
A Cartier-mounted Kashmir sapphire and a vivid purple-pink diamond lead Christie’s autumn jewels in Hong Kong, a sale rich in…
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Louis Comfort Tiffany Exhibitions: The Met and a Sorolla Portrait
From watercolor window designs at The Met to a 1911 portrait at Tiffany’s Fifth Avenue flagship, New York this fall…
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Armin Strom Zeitgeist 1665 3N: Price, Specs and Golden Resonance
Two balance wheels, one shared rhythm: Armin Strom’s Zeitgeist 1665 returns in warm 3N gold tones, a 25-piece study in…
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F.P. Journe Centigraphe Leads Antiquorum New York at $1.67M
At Antiquorum’s New York return, a platinum F.P. Journe Centigraphe Souverain led a morning of graceful, record-minded bidding at $1.67…
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Oval Engagement Rings: How to Choose the Right Oval, With Ratios and Prices
How to choose an oval engagement ring: the length-to-width ratio, the bow tie, the grades to target, the best settings…
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Bianchet Rotondo UltraFino Diamond: A Gem-Set Flying Tourbillon
Forty natural baguette diamonds frame Bianchet’s ultra-thin flying tourbillon, a gem-set Rotondo that keeps the engineering in full view.