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Cartier - Cartier Santos Dumont Skeletonized Watch Ref. W2020052 - The Keystone Watches

Cartier Santos Dumont Skeletonized Watch Ref. W2020052

Cartier Santos Dumont Skeletonized Watch Ref. W2020052

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Cartier - Cartier Yellow Gold Tank Arrondie Watch, Circa 1970s - The Keystone Watches

Cartier Yellow Gold Tank Arrondie Watch, Circa 1970s

Cartier Yellow Gold Tank Arrondie Watch, Circa 1970s

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Tudor - Tudor Submariner Watch Ref. 79090 with Original Warranty Paper - The Keystone Watches

Tudor Submariner Watch Ref. 79090 with Original Warranty Paper

Tudor Submariner Watch Ref. 79090 with Original Warranty Paper

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Patek Philippe - Patek Philippe White Gold Bracelet Watch Ref. 3544, with Original Paper - The Keystone Watches

Patek Philippe White Gold Bracelet Watch Ref. 3544, with Original Paper

Patek Philippe White Gold Bracelet Watch Ref. 3544, with Original Paper

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Cartier - Cartier Yellow Gold Tank A Vis Privee Jump Hour Watch - The Keystone Watches

Cartier Yellow Gold Tank A Vis Privee Jump Hour Watch

Cartier Yellow Gold Tank A Vis Privee Jump Hour Watch

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Omega - Omega Speedmaster Pulsations Bezel, Circa 1969 - The Keystone Watches

Omega Speedmaster Pulsations Bezel, Circa 1969

Omega Speedmaster Pulsations Bezel, Circa 1969

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Patek Philippe - Patek Philippe White Gold Calatrava Watch Ref. 570 - The Keystone Watches

Patek Philippe White Gold Calatrava Watch Ref. 570

Patek Philippe White Gold Calatrava Watch Ref. 570

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Rolex - Rolex Cosmograph Daytona Big Red Watch Ref. 6265 - The Keystone Watches

Rolex Cosmograph Daytona Big Red Watch Ref. 6265

Rolex Cosmograph Daytona Big Red Watch Ref. 6265

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Rolex - Rolex Yellow Gold Cosmograph R-Series Floating Daytona Watch Ref. 16528 - The Keystone Watches

Rolex Yellow Gold Cosmograph R-Series Floating Daytona Watch Ref. 16528

Rolex Yellow Gold Cosmograph R-Series Floating Daytona Watch Ref. 16528

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Rolex - Rolex Steel Submariner Watch Ref. 16800 with Original Warranty Paper - The Keystone Watches

Rolex Steel Submariner Watch Ref. 16800 with Original Warranty Paper

Rolex Steel Submariner Watch Ref. 16800 with Original Warranty Paper

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Audemars Piguet - Audemars Piguet Two-Tone Royal Oak Watch Ref. 5402 - The Keystone Watches

Audemars Piguet Two-Tone Royal Oak Watch Ref. 5402

Audemars Piguet Two-Tone Royal Oak Watch Ref. 5402

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Rolex - Rolex Yellow Gold Date Watch Ref. 1501 - The Keystone Watches

Rolex Yellow Gold Date Watch Ref. 1501

Rolex Yellow Gold Date Watch Ref. 1501

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Rolex - Rolex Steel OysterDate Black Gilt Dial Watch Ref. 6694 - The Keystone Watches

Rolex Steel OysterDate Black Gilt Dial Watch Ref. 6694

Rolex Steel OysterDate Black Gilt Dial Watch Ref. 6694

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Rolex - Rolex Submariner Maxi Dial Watch Ref. 5513, Circa 1978 - The Keystone Watches

Rolex Submariner Maxi Dial Watch Ref. 5513, Circa 1978

Rolex Submariner Maxi Dial Watch Ref. 5513, Circa 1978

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Rolex - Rolex Rose Gold Day-Date Everose Ferrite Diamond Watch Ref. 118235 - The Keystone Watches

Rolex Rose Gold Day-Date Everose Ferrite Diamond Watch Ref. 118235

Rolex Rose Gold Day-Date Everose Ferrite Diamond Watch Ref. 118235

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A. Lange & Sohne - A. Lange & Sohne White Gold Lange 1 Luminous Watch Ref. 101.029 - The Keystone Watches

A. Lange & Sohne White Gold Lange 1 Luminous Watch Ref. 101.029

A. Lange & Sohne White Gold Lange 1 Luminous Watch Ref. 101.029

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A. Lange & Sohne - A. Lange & Sohne Rose Gold Lange 1 Watch Ref. 101.033 - The Keystone Watches

A. Lange & Sohne Rose Gold Lange 1 Watch Ref. 101.033

A. Lange & Sohne Rose Gold Lange 1 Watch Ref. 101.033

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Rolex - Rolex Explorer Watch Ref. 1016, Circa 1974 - The Keystone Watches

Rolex Explorer Watch Ref. 1016, Circa 1974

Rolex Explorer Watch Ref. 1016, Circa 1974

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Rolex - Rolex White Gold Day-Date Watch Ref. 1803, Circa 1967 - The Keystone Watches

Rolex White Gold Day-Date Watch Ref. 1803, Circa 1967

Rolex White Gold Day-Date Watch Ref. 1803, Circa 1967

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Rolex - Rolex Red Submariner Watch Ref. 1680, Circa 1972 - The Keystone Watches

Rolex Red Submariner Watch Ref. 1680, Circa 1972

Rolex Red Submariner Watch Ref. 1680, Circa 1972

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Patek Philippe - Patek Philippe Yellow Gold Celestial Ref. 5102 with Original Box and Papers - The Keystone Watches

Patek Philippe Yellow Gold Celestial Ref. 5102 with Original Box and Papers

Patek Philippe Yellow Gold Celestial Ref. 5102 with Original Box and Papers

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Patek Philippe - Patek Philippe Annual Calendar Chronograph Watch Ref. 5960, Retailed by Tiffany & Co. - The Keystone Watches

Patek Philippe Annual Calendar Chronograph Watch Ref. 5960, Retailed by Tiffany & Co.

Patek Philippe Annual Calendar Chronograph Watch Ref. 5960, Retailed by Tiffany & Co.

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Patek Philippe - Patek Philippe Yellow Gold Nautilus Watch Ref. 3700 - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Watch Ref. 3700

Patek Philippe Yellow Gold Nautilus Watch Ref. 3700

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Patek Philippe - Patek Philippe White Gold Calatrava Watch Ref. 5196 - The Keystone Watches

Patek Philippe White Gold Calatrava Watch Ref. 5196

Patek Philippe White Gold Calatrava Watch Ref. 5196

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Patek Philippe - Patek Philippe White Gold Nautilus Perpetual Calendar Watch Ref. 5740 - The Keystone Watches

Patek Philippe White Gold Nautilus Perpetual Calendar Watch Ref. 5740

Patek Philippe White Gold Nautilus Perpetual Calendar Watch Ref. 5740

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Patek Philippe - Patek Philippe Nautilus Moonphase Calendar Ref. 5726 - The Keystone Watches

Patek Philippe Nautilus Moonphase Calendar Ref. 5726

Patek Philippe Nautilus Moonphase Calendar Ref. 5726

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Richard Mille - Richard Mille RM11 Felipe Massa Le Mans Classic Watch - The Keystone Watches

Richard Mille RM11 Felipe Massa Le Mans Classic Watch

Richard Mille RM11 Felipe Massa Le Mans Classic Watch

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Heuer - Heuer Bundeswehr Military Chronograph Watch Ref. 1550 - The Keystone Watches

Heuer Bundeswehr Military Chronograph Watch Ref. 1550

Heuer Bundeswehr Military Chronograph Watch Ref. 1550

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Patek Philippe - Patek Philippe Platinum Perpetual Calendar Chronograph Ref. 5970 - The Keystone Watches

Patek Philippe Platinum Perpetual Calendar Chronograph Ref. 5970

Patek Philippe Platinum Perpetual Calendar Chronograph Ref. 5970

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Rolex - Rolex White Gold Day-Date Salmon Dial Watch Ref. 18239 - The Keystone Watches

Rolex White Gold Day-Date Salmon Dial Watch Ref. 18239

Rolex White Gold Day-Date Salmon Dial Watch Ref. 18239

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Audemars Piguet - Audemars Piguet Steel Automatic Ultra-Slim Watch Ref. 5273 - The Keystone Watches

Audemars Piguet Steel Automatic Ultra-Slim Watch Ref. 5273

Audemars Piguet Steel Automatic Ultra-Slim Watch Ref. 5273

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Patek Philippe - Patek Philippe Platinum Split-Seconds Chronograph Watch Ref. 5370 - The Keystone Watches

Patek Philippe Platinum Split-Seconds Chronograph Watch Ref. 5370

Patek Philippe Platinum Split-Seconds Chronograph Watch Ref. 5370

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Audemars Piguet - Audemars Piguet Platinum Royal Oak Skeleton Perpetual Watch - The Keystone Watches

Audemars Piguet Platinum Royal Oak Skeleton Perpetual Watch

Audemars Piguet Platinum Royal Oak Skeleton Perpetual Watch

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Ulysse Nardin - Ulysse Nardin San Marco Cloisonne Watch Ref. 131-77-9 - The Keystone Watches

Ulysse Nardin San Marco Cloisonne Watch Ref. 131-77-9

Ulysse Nardin San Marco Cloisonne Watch Ref. 131-77-9

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Patek Philippe - Patek Philippe Platinum Enamel Dial Minute Repeater Watch Ref. 5078 - The Keystone Watches

Patek Philippe Platinum Enamel Dial Minute Repeater Watch Ref. 5078

Patek Philippe Platinum Enamel Dial Minute Repeater Watch Ref. 5078

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Patek Philippe - Patek Philippe Yellow Gold Nautilus Diamond Watch Ref. 3800 - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Diamond Watch Ref. 3800

Patek Philippe Yellow Gold Nautilus Diamond Watch Ref. 3800

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New Arrivals Preview
 
Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

$23,750 USD
 
Vacheron Constantin - Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL) - The Keystone Watches

Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL)

Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL)

$155,000 USD
 

Piaget White Gold Altiplano Ref. 90122 with Diamonds and Sapphires (New Arrival)

Piaget White Gold Altiplano Ref. 90122 with Diamonds and Sapphires (New Arrival)

$17,750 USD
Shop all New Arrivals Preview

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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. 

CONTACT US

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

We are based in West Hollywood, 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.

Stay in touch.

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