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Audemars Piguet - Audemars Piguet White Gold Royal Oak Diamond & Emerald Watch - The Keystone Watches

Audemars Piguet White Gold Royal Oak Diamond & Emerald Watch

Audemars Piguet White Gold Royal Oak Diamond & Emerald Watch

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Vacheron Constantin - Vacheron Constantin White Gold Les Historiques 1912 Watch - The Keystone Watches

Vacheron Constantin White Gold Les Historiques 1912 Watch

Vacheron Constantin White Gold Les Historiques 1912 Watch

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Rolex - Rolex Yellow Gold GMT-Master II Watch Ref. 116748 - The Keystone Watches

Rolex Yellow Gold GMT-Master II Watch Ref. 116748

Rolex Yellow Gold GMT-Master II Watch Ref. 116748

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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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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 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 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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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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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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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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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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Audemars Piguet - Audemars Piguet White Gold Thin Bracelet Watch - The Keystone Watches

Audemars Piguet White Gold Thin Bracelet Watch

Audemars Piguet White Gold Thin Bracelet Watch

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Rolex - Rolex Cosmograph Daytona Watch Ref. 6263 with Military History, Sigma Dial and Original Warranty and Hangtag - The Keystone Watches

Rolex Cosmograph Daytona Watch Ref. 6263 with Military History, Sigma Dial and Original Warranty and Hangtag

Rolex Cosmograph Daytona Watch Ref. 6263 with Military History, Sigma Dial and Original Warranty and Hangtag

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Rolex - Rolex Yellow Gold GMT-Master II Sapphire Diamond Watch Ref. 116758 - The Keystone Watches

Rolex Yellow Gold GMT-Master II Sapphire Diamond Watch Ref. 116758

Rolex Yellow Gold GMT-Master II Sapphire Diamond Watch Ref. 116758

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Rolex - Rolex Air-King Dominos Pizza Watch Ref. 14000 with Original Box and Papers - The Keystone Watches

Rolex Air-King Dominos Pizza Watch Ref. 14000 with Original Box and Papers

Rolex Air-King Dominos Pizza Watch Ref. 14000 with Original Box and Papers

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Rolex - Rolex Cosmograph Daytona Watch Ref. 116520 - The Keystone Watches

Rolex Cosmograph Daytona Watch Ref. 116520

Rolex Cosmograph Daytona Watch Ref. 116520

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

Rolex White Gold Day-Date Watch Ref. 1803

Rolex White Gold Day-Date Watch Ref. 1803

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Rolex - Rolex Rose Gold Cosmograph Daytona Watch Ref. 116505 - The Keystone Watches

Rolex Rose Gold Cosmograph Daytona Watch Ref. 116505

Rolex Rose Gold Cosmograph Daytona Watch Ref. 116505

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Rolex - Rolex Rose Gold Cellini Dual Time Watch Ref. 50525 - The Keystone Watches

Rolex Rose Gold Cellini Dual Time Watch Ref. 50525

Rolex Rose Gold Cellini Dual Time Watch Ref. 50525

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Patek Philippe - Patek Philippe White Gold Gondolo 8-Days Power Reserve Watch Ref. 5200 in Like-New Condition - The Keystone Watches

Patek Philippe White Gold Gondolo 8-Days Power Reserve Watch Ref. 5200 in Like-New Condition

Patek Philippe White Gold Gondolo 8-Days Power Reserve Watch Ref. 5200 in Like-New Condition

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Cartier - Cartier Yellow Gold Tank Americaine Automatic Strap Watch - The Keystone Watches

Cartier Yellow Gold Tank Americaine Automatic Strap Watch

Cartier Yellow Gold Tank Americaine Automatic Strap Watch

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Audemars Piguet - Audemars Piguet White Gold Diamond Strap Watch - The Keystone Watches

Audemars Piguet White Gold Diamond Strap Watch

Audemars Piguet White Gold Diamond Strap Watch

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Vacheron Constantin - Vacheron Constantin White Gold Watch Ref. 6351 with Original Box and Papers - The Keystone Watches

Vacheron Constantin White Gold Watch Ref. 6351 with Original Box and Papers

Vacheron Constantin White Gold Watch Ref. 6351 with Original Box and Papers

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Rolex - Rolex White Gold Day-Date Watch Ref. 1803 with Original Paper - The Keystone Watches

Rolex White Gold Day-Date Watch Ref. 1803 with Original Paper

Rolex White Gold Day-Date Watch Ref. 1803 with Original Paper

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Audemars Piguet - Audemars Piguet White Gold Cushion-Shaped Watch - The Keystone Watches

Audemars Piguet White Gold Cushion-Shaped Watch

Audemars Piguet White Gold Cushion-Shaped Watch

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Audemars Piguet - Audemars Piguet Rose Gold Skeletonized Ferrari Racing Car Watch, Ref. 14677 - The Keystone Watches

Audemars Piguet Rose Gold Skeletonized Ferrari Racing Car Watch, Ref. 14677

Audemars Piguet Rose Gold Skeletonized Ferrari Racing Car Watch, Ref. 14677

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Cartier - Cartier Yellow Gold Jumbo Tank Automatic Watch - The Keystone Watches

Cartier Yellow Gold Jumbo Tank Automatic Watch

Cartier Yellow Gold Jumbo Tank Automatic Watch

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Rolex - Rolex Yellow Gold Day-Date Mother of Pearl Sapphire Watch Ref. 18238 - The Keystone Watches

Rolex Yellow Gold Day-Date Mother of Pearl Sapphire Watch Ref. 18238

Rolex Yellow Gold Day-Date Mother of Pearl Sapphire Watch Ref. 18238

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Audemars Piguet - Audemars Piguet White Gold Royal Oak Frosted Watch Ref. 67653 - The Keystone Watches

Audemars Piguet White Gold Royal Oak Frosted Watch Ref. 67653

Audemars Piguet White Gold Royal Oak Frosted Watch Ref. 67653

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Audemars Piguet - Audemars Piguet Yellow Gold Royal Oak Diamond Watch - The Keystone Watches

Audemars Piguet Yellow Gold Royal Oak Diamond Watch

Audemars Piguet Yellow Gold Royal Oak Diamond Watch

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Patek Philippe - Patek Philippe Yellow Gold Pagoda Commemoration 1997 Watch Ref. 5500 - The Keystone Watches

Patek Philippe Yellow Gold Pagoda Commemoration 1997 Watch Ref. 5500

Patek Philippe Yellow Gold Pagoda Commemoration 1997 Watch Ref. 5500

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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
 
Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

$14,500 USD
 
Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

$13,250 USD
 
Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

$16,500 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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