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Patek Philippe ROLEX Audemars Piguet CARTIER OTHER (OMEGA, A. LANGE & SÖHNE, F.P. JOURNE, ETC.)
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Patek Philippe
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Patek Philippe Yellow Gold Calatrava Ref. 3520 Retailed by Tiffany


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Audemars Piguet White Gold and Diamond Jules Audemars Watch Ref. 15125BC


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Piaget White Gold and Yellow Gold Watch with Black and Diamond Dial Ref. 7131


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Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5146


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Piaget White Gold Opal Diamond Watch Ref. 9383A6


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Rolex Datejust Ref. 16220 Retailed by Tiffany & Co. with Papers (INCOMING)


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Rolex Steel Pepsi GMT-Master Ref. 1675


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Patek Philippe Steel Watch Ref. 3574 with Box and Papers


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Audemars Piguet Two-Tone Royal Oak Moonphase Ref. 25594


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Patek Philippe Chronometro Gondolo 24 Hour Pocket Watch


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Piaget Yellow Gold Diamond Ruby Watch Ref. 43009A6


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Piaget White Gold Opal Diamond Ref. 9706D2


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Piaget White Gold Opal Watch Ref. 4326D23


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Audemars Piguet Two-Tone Royal Oak Ref. 56143 (INCOMING)


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Rolex Yellow Gold Day-Date Ref. 1803 with Linen Dial and Box & Papers (INCOMING)


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Patek Philippe White Gold World Time Watch Ref. 5130


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Cartier Rose Gold Rotonde Tourbillon Monopusher Chronograph Watch W1580032


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A. Lange & Sohne Platinum Richard Lange Ref. 232.025


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Rolex Yellow Gold GMT-Master II Watch Ref. 16718


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Audemars Piguet White Gold Quantieme Perpetual Metropolis Anniversary Edition Ref. 25962


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Patek Philippe White Gold Automatic Watch Ref. 3739 (INCOMING)


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Patek Philippe Ellipse White Gold Retailed by Gubelin Ref. 3589


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Audemars Piguet Yellow Gold Cobra Calendar Watch


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Breguet Platinum Minute Repeater Ref. 3637


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Rolex Yellow Gold Day-Date Ref. 18038 with Wood Dial (INCOMING)


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Patek Philippe Ellipse Ref. 3848


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Patek Philippe White Gold Ellipse Watch Ref. 3548


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Patek Philippe Yellow Gold Ellipse Watch Ref. 3848


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Patek Philippe White Gold Ellipse Ref. 3748


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Jaeger Lecoultre Rose Gold Reverso Ref. 270.2.62


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Patek Philippe White Gold Perpetual Calendar Watch Ref. 5270


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Patek Philippe Platinum Ellipse Watch Ref. 5738


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Patek Philippe Nautilus Chronograph Watch Ref. 5980


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Patek Philippe Steel Nautilus Chronograph Watch Ref. 5990


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Patek Philippe White Gold Ellipse Watch Ref. 3648


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Patek Philippe Platinum Nautilus with Baguette Ruby Bezel Ref. 5711


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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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