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Patek Philippe Yellow Gold Calatrava Ref. 96


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Rolex Zenith Daytona Ref. 16520 with Original Hang Tag


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Tudor Steel Submariner Ref. 79190


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Rolex Platinum and Diamond Day-Date Ref. 18346


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Patek Philippe White Gold Lapis Watch Ref. 3578


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Audemars Piguet Skeletonized Bird Watch


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Audemars Piguet Steel Royal Oak Ref. 15202 with Box and Papers


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A. Lange & Sohne Platinum Rattrapante Perpetual Calendar Ref. 421.025


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Audemars Piguet Yellow Gold Royal Oak Quantieme Perpetual Ref. 25654


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Patek Philippe White Gold Perpetual Calendar Chronograph Ref. 5270G-018


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Richard Mille White Demon RM11-FM


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Patek Philippe Aquanaut Automatic Watch Ref. 5060, First Series Aquanaut


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Rolex Cosmograph Daytona Cherry Red Watch Ref. 6239


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Panerai Luminor GMT A-Series Watch Ref. PAM023


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Audemars Piguet Steel Unusual-Shape Automatic Watch Ref. 4010


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Breitling Top Time Chronograph Watch Ref. 2002


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Cartier Yellow Gold Manual Tank Obus Watch with Display Caseback


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Tudor Submariner Watch Ref. 79090


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Tudor Prince Date Chrono Time Watch, Ref. 79280


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Rolex Steel Coke GMT-Master Ref. 16710 in Mint Condition


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Rolex Steel Pepsi GMT-Master Ref. 16710 with Original Warranty


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Patek Philippe Calatrava Pilot Travel Time Ref. 5524G


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Rolex Yellow Gold Day-Date Oysterquartz Ref. 19018 with Wood Dial


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Patek Philippe Rose Gold Calatrava Pilot Travel Time Ref. 5524


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Patek Philippe Steel Tonneau Watch Ref. 3579


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Audemars Piguet Steel C-Series Royal Oak Ref. 5402


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Audemars Piguet Titanium Royal Oak Perpetual Calendar Ref. 26615


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Rolex Steel Patrizzi Daytona Ref. 16520


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Patek Philippe Platinum Perpetual Calendar Chronograph, Ref. 5270P


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Rolex Yellow Gold GMT-Master Diamond Ruby Sapphire Watch Ref. 16758


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Patek Philippe Yellow Gold Nautilus Jumbo Watch Ref. 3700


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Audemars Piguet Steel Royal Oak Ref. 5402 with Tropical Dial, with Box and Papers


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Rolex Yellow Gold Day-Date Ref. 1803 with Original Paperwork


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Patek Philippe Perpetual Calendar Yellow Gold Ref. 3970


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Cartier Yellow Gold Tank Cintree


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Audemars Piguet White Gold Quantieme Perpetual Metropolis, Anniversary Edition


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Guarantee

Our watches go through a rigorous authentication process in which seasoned experts examine and evaluate the watches. These experts have decades of experience and have authenticated thousands of watches in their lifetime. We guarantee every piece of the watches we offer are 100% authentic. 

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CONTACT US

You can reach us by emailing hello@thekeystone.com or call 213-632-9061

We are based in Beverly Hills, CA. Please contact us for appointments to view a watch in person. 

We are not authorized sellers of the brands listed on our site. We sell vintage and pre-owned product.

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