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Cartier - Cartier White Gold Rotonde Jumping Hour Ref. W1553851 - The Keystone Watches

Cartier White Gold Rotonde Jumping Hour Ref. W1553851

Cartier White Gold Rotonde Jumping Hour Ref. W1553851

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Cartier - Cartier White Gold Rotonde Ref. W1556241 - The Keystone Watches

Cartier White Gold Rotonde Ref. W1556241

Cartier White Gold Rotonde Ref. W1556241

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Patek Philippe - Patek Philippe White Gold Perpetual Calendar Watch Ref. 5140 - The Keystone Watches

Patek Philippe White Gold Perpetual Calendar Watch Ref. 5140

Patek Philippe White Gold Perpetual Calendar Watch Ref. 5140

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Omega - Omega White Gold Speedmaster Moonphase Ref. 3689.30.31 - The Keystone Watches

Omega White Gold Speedmaster Moonphase Ref. 3689.30.31

Omega White Gold Speedmaster Moonphase Ref. 3689.30.31

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Patek Philippe - Patek Philippe Yellow Gold Perpetual Calendar Ref. 5970 - The Keystone Watches

Patek Philippe Yellow Gold Perpetual Calendar Ref. 5970

Patek Philippe Yellow Gold Perpetual Calendar Ref. 5970

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Patek Philippe - Patek Philippe White Gold Annual Calendar Watch Ref. 5205 - The Keystone Watches

Patek Philippe White Gold Annual Calendar Watch Ref. 5205

Patek Philippe White Gold Annual Calendar Watch Ref. 5205

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Rolex - Rolex Yellow Gold Day-Date Ref. 18038 with Rare Pinball Dial - The Keystone Watches

Rolex Yellow Gold Day-Date Ref. 18038 with Rare Pinball Dial

Rolex Yellow Gold Day-Date Ref. 18038 with Rare Pinball Dial

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Patek Philippe - Patek Philippe Platinum Chronograph Watch Ref. 5070, Double Sealed - The Keystone Watches

Patek Philippe Platinum Chronograph Watch Ref. 5070, Double Sealed

Patek Philippe Platinum Chronograph Watch Ref. 5070, Double Sealed

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Patek Philippe White Gold Sector Dial Annual Calendar Watch Ref. 5396

Patek Philippe White Gold Sector Dial Annual Calendar Watch Ref. 5396

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Rolex - Rolex Submariner Four Line Gilt Ref. 5512 - The Keystone Watches

Rolex Submariner Four Line Gilt Ref. 5512

Rolex Submariner Four Line Gilt Ref. 5512

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Patek Philippe - Patek Philippe Platinum Perpetual Split Seconds Chronograph Watch Ref. 5204 - The Keystone Watches

Patek Philippe Platinum Perpetual Split Seconds Chronograph Watch Ref. 5204

Patek Philippe Platinum Perpetual Split Seconds Chronograph Watch Ref. 5204

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Patek Philippe - Patek Philippe Rose Gold Gondolo Ref. 5098 - The Keystone Watches

Patek Philippe Rose Gold Gondolo Ref. 5098

Patek Philippe Rose Gold Gondolo Ref. 5098

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Patek Philippe - Patek Philippe Yellow Gold Nautellipse Nautilus Ref. 3770 Yellow Gold - The Keystone Watches

Patek Philippe Yellow Gold Nautellipse Nautilus Ref. 3770 Yellow Gold

Patek Philippe Yellow Gold Nautellipse Nautilus Ref. 3770 Yellow Gold

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Rolex - Rolex Yellow Gold Day-Date Watch Ref. 18038 with Diamond String Dial - The Keystone Watches

Rolex Yellow Gold Day-Date Watch Ref. 18038 with Diamond String Dial

Rolex Yellow Gold Day-Date Watch Ref. 18038 with Diamond String Dial

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Rolex - Rolex White Gold Day-Date Watch Ref. 118239 with Mother of Pearl and Diamond Dial - The Keystone Watches

Rolex White Gold Day-Date Watch Ref. 118239 with Mother of Pearl and Diamond Dial

Rolex White Gold Day-Date Watch Ref. 118239 with Mother of Pearl and Diamond Dial

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Rolex - Rolex White Gold Day-Date Ref. 18239 with Diamond Markers - The Keystone Watches

Rolex White Gold Day-Date Ref. 18239 with Diamond Markers

Rolex White Gold Day-Date Ref. 18239 with Diamond Markers

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Patek Philippe - Patek Philippe White Gold Chronograph Ref. 5070G, Unworn & Single Sealed - The Keystone Watches

Patek Philippe White Gold Chronograph Ref. 5070G, Unworn & Single Sealed

Patek Philippe White Gold Chronograph Ref. 5070G, Unworn & Single Sealed

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Patek Philippe - Patek Philippe White Gold World Time Watch Ref. 5130 - The Keystone Watches

Patek Philippe White Gold World Time Watch Ref. 5130

Patek Philippe White Gold World Time Watch Ref. 5130

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Rolex - Rolex Steel Submariner Ref. 1680 in Fantastic Original Condition - The Keystone Watches

Rolex Steel Submariner Ref. 1680 in Fantastic Original Condition

Rolex Steel Submariner Ref. 1680 in Fantastic Original Condition

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Patek Philippe - Patek Philippe Yellow Gold Lapis Watch Ref. 3578 - The Keystone Watches

Patek Philippe Yellow Gold Lapis Watch Ref. 3578

Patek Philippe Yellow Gold Lapis Watch Ref. 3578

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Rolex - Rolex Steel Explorer Ref. 1016 - The Keystone Watches

Rolex Steel Explorer Ref. 1016

Rolex Steel Explorer Ref. 1016

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Patek Philippe - Patek Philippe Yellow Gold Nautilus Ref. 3800 with Box and Papers - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Ref. 3800 with Box and Papers

Patek Philippe Yellow Gold Nautilus Ref. 3800 with Box and Papers

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Jaeger LeCoultre - Jaeger Lecoultre Steel Reverso Tribute Ref. 214.8.62 - The Keystone Watches

Jaeger Lecoultre Steel Reverso Tribute Ref. 214.8.62

Jaeger Lecoultre Steel Reverso Tribute Ref. 214.8.62

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Patek Philippe - Patek Philippe Platinum Handcrafts Cloisonne Peacock Watch, Ref. 5077 Unworn and Double Sealed - The Keystone Watches

Patek Philippe Platinum Handcrafts Cloisonne Peacock Watch, Ref. 5077 Unworn and Double Sealed

Patek Philippe Platinum Handcrafts Cloisonne Peacock Watch, Ref. 5077 Unworn and Double Sealed

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Audemars Piguet - Audemars Piguet Yellow Gold Cobra Ref. 5403 - The Keystone Watches

Audemars Piguet Yellow Gold Cobra Ref. 5403

Audemars Piguet Yellow Gold Cobra Ref. 5403

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Patek Philippe - Patek Philippe Platinum Perpetual Calendar Chronograph Diamond Watch Ref. 5271 - The Keystone Watches

Patek Philippe Platinum Perpetual Calendar Chronograph Diamond Watch Ref. 5271

Patek Philippe Platinum Perpetual Calendar Chronograph Diamond Watch Ref. 5271

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Patek Philippe - Patek Philippe Rose Gold Nautilus Watch Ref. 5723 with Factory Ruby Dial and Bezel - The Keystone Watches

Patek Philippe Rose Gold Nautilus Watch Ref. 5723 with Factory Ruby Dial and Bezel

Patek Philippe Rose Gold Nautilus Watch Ref. 5723 with Factory Ruby Dial and Bezel

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Rolex - Rolex Platinum Day-Date Diamond Watch Ref. 228396 - The Keystone Watches

Rolex Platinum Day-Date Diamond Watch Ref. 228396

Rolex Platinum Day-Date Diamond Watch Ref. 228396

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

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

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

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Rolex - Rolex White Gold Daytona Ref. 116509 with Pave Diamond Arabic Numeral Dial - The Keystone Watches

Rolex White Gold Daytona Ref. 116509 with Pave Diamond Arabic Numeral Dial

Rolex White Gold Daytona Ref. 116509 with Pave Diamond Arabic Numeral Dial

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Rolex - Rolex Yellow Gold Datejust Watch Ref. 16018 with Onyx Dial - The Keystone Watches

Rolex Yellow Gold Datejust Watch Ref. 16018 with Onyx Dial

Rolex Yellow Gold Datejust Watch Ref. 16018 with Onyx Dial

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Patek Philippe - Patek Philippe Platinum Calatrava Watch Ref. 5298 with Baguette Diamonds - The Keystone Watches

Patek Philippe Platinum Calatrava Watch Ref. 5298 with Baguette Diamonds

Patek Philippe Platinum Calatrava Watch Ref. 5298 with Baguette Diamonds

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Audemars Piguet - Audemars Piguet Yellow Gold Royal Oak Perpetual Calendar Watch Ref. 25654 - The Keystone Watches

Audemars Piguet Yellow Gold Royal Oak Perpetual Calendar Watch Ref. 25654

Audemars Piguet Yellow Gold Royal Oak Perpetual Calendar Watch Ref. 25654

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Audemars Piguet - Audemars Piguet Yellow Gold Quantieme Perpetual Ref. 25657 - The Keystone Watches

Audemars Piguet Yellow Gold Quantieme Perpetual Ref. 25657

Audemars Piguet Yellow Gold Quantieme Perpetual Ref. 25657

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Audemars Piguet - Audemars Piguet Steel Skeletonized Royal Oak Ref. 15305ST - The Keystone Watches

Audemars Piguet Steel Skeletonized Royal Oak Ref. 15305ST

Audemars Piguet Steel Skeletonized Royal Oak Ref. 15305ST

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Audemars Piguet - Audemars Piguet Steel Royal Oak Perpetual Calendar Skeleton Watch Ref. 25829 - The Keystone Watches

Audemars Piguet Steel Royal Oak Perpetual Calendar Skeleton Watch Ref. 25829

Audemars Piguet Steel Royal Oak Perpetual Calendar Skeleton Watch Ref. 25829

Sold Out

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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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