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Audemars Piguet - Audemars Piguet Rose Gold Royal Oak Diamond Watch Ref. 15402 - The Keystone Watches

Audemars Piguet Rose Gold Royal Oak Diamond Watch Ref. 15402

Audemars Piguet Rose Gold Royal Oak Diamond Watch Ref. 15402

Sold Out

 
Audemars Piguet - Audemars Piguet Rose Gold Royal Oak Chronograph Watch Ref. 26320 - The Keystone Watches

Audemars Piguet Rose Gold Royal Oak Chronograph Watch Ref. 26320

Audemars Piguet Rose Gold Royal Oak Chronograph Watch Ref. 26320

Sold Out

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

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

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

Sold Out

 
Omega - Omega Speedmaster Moonwatch TinTin Watch - The Keystone Watches

Omega Speedmaster Moonwatch TinTin Watch

Omega Speedmaster Moonwatch TinTin Watch

Sold Out

 
Patek Philippe - Patek Philippe Rose Gold Nautilus Moonphase Watch Ref. 5712 - The Keystone Watches

Patek Philippe Rose Gold Nautilus Moonphase Watch Ref. 5712

Patek Philippe Rose Gold Nautilus Moonphase Watch Ref. 5712

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Rolex - Rolex Submariner Watch Ref. 16800 - The Keystone Watches

Rolex Submariner Watch Ref. 16800

Rolex Submariner Watch Ref. 16800

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Rolex - Rolex Submariner Watch Ref. 16800 - The Keystone Watches

Rolex Submariner Watch Ref. 16800

Rolex Submariner Watch Ref. 16800

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Audemars Piguet - Audemars Piguet Titanium Royal Oak Offshore Watch Ref. 25721 - The Keystone Watches

Audemars Piguet Titanium Royal Oak Offshore Watch Ref. 25721

Audemars Piguet Titanium Royal Oak Offshore Watch Ref. 25721

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Audemars Piguet - Audemars Piguet Rose Gold Royal Oak Nick Faldo Edition Watch - The Keystone Watches

Audemars Piguet Rose Gold Royal Oak Nick Faldo Edition Watch

Audemars Piguet Rose Gold Royal Oak Nick Faldo Edition Watch

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Rolex - Rolex GMT-Master Long E Watch Ref. 1675 - The Keystone Watches

Rolex GMT-Master Long E Watch Ref. 1675

Rolex GMT-Master Long E Watch Ref. 1675

Sold Out

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

Audemars Piguet White Royal Gold Royal Oak Emerald & Diamond Watch

Audemars Piguet White Royal Gold Royal Oak Emerald & Diamond Watch

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Rolex - Rolex Rose Gold Cellini Strap Watch Ref. 50515 - The Keystone Watches

Rolex Rose Gold Cellini Strap Watch Ref. 50515

Rolex Rose Gold Cellini Strap Watch Ref. 50515

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Patek Philippe - Patek Philippe Platinum Anniversary Nautilus Baguette Diamond Watch Ref. 5711 - The Keystone Watches

Patek Philippe Platinum Anniversary Nautilus Baguette Diamond Watch Ref. 5711

Patek Philippe Platinum Anniversary Nautilus Baguette Diamond Watch Ref. 5711

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Rolex - Rolex Red Submariner Watch Ref. 1680 - The Keystone Watches

Rolex Red Submariner Watch Ref. 1680

Rolex Red Submariner Watch Ref. 1680

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Rolex - Rolex Cosmograph Daytona Big Red Watch Ref. 6263 - The Keystone Watches

Rolex Cosmograph Daytona Big Red Watch Ref. 6263

Rolex Cosmograph Daytona Big Red Watch Ref. 6263

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Rolex - Rolex Yellow Gold Day-Date Watch Ref. 18038 - The Keystone Watches

Rolex Yellow Gold Day-Date Watch Ref. 18038

Rolex Yellow Gold Day-Date Watch Ref. 18038

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Audemars Piguet - Audemars Piguet Royal Oak Dual Time Watch Ref. 26120 - The Keystone Watches

Audemars Piguet Royal Oak Dual Time Watch Ref. 26120

Audemars Piguet Royal Oak Dual Time Watch Ref. 26120

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Patek Philippe - Patek Philippe Nautilus Moonphase Watch Ref. 5712 - The Keystone Watches

Patek Philippe Nautilus Moonphase Watch Ref. 5712

Patek Philippe Nautilus Moonphase Watch Ref. 5712

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Rolex - Rolex Submariner Watch Ref. 16800 with Original Box and Papers - The Keystone Watches

Rolex Submariner Watch Ref. 16800 with Original Box and Papers

Rolex Submariner Watch Ref. 16800 with Original Box and Papers

Sold Out

 
Patek Philippe - Patek Philippe Nautilus Moonphase Watch Ref. 5712 - The Keystone Watches

Patek Philippe Nautilus Moonphase Watch Ref. 5712

Patek Philippe Nautilus Moonphase Watch Ref. 5712

Sold Out

 
Rolex - Rolex Yellow Gold Cosmograph Daytona Zenith Watch Ref. 16528 - The Keystone Watches

Rolex Yellow Gold Cosmograph Daytona Zenith Watch Ref. 16528

Rolex Yellow Gold Cosmograph Daytona Zenith Watch Ref. 16528

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Rolex - Rolex Cellini Yellow Gold with Sapphire Bezen and Diamond Dial Ref. 5019/8 - The Keystone Watches

Rolex Cellini Yellow Gold with Sapphire Bezen and Diamond Dial Ref. 5019/8

Rolex Cellini Yellow Gold with Sapphire Bezen and Diamond Dial Ref. 5019/8

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Rolex - Rolex Day-Date White Gold with Baguette Bezel and Pave Dial Ref. 218399BR - The Keystone Watches

Rolex Day-Date White Gold with Baguette Bezel and Pave Dial Ref. 218399BR

Rolex Day-Date White Gold with Baguette Bezel and Pave Dial Ref. 218399BR

Sold Out

 
Patek Philippe - Patek Philippe Stainless Steel Nautilus Watch Ref. 5711/1A - The Keystone Watches

Patek Philippe Stainless Steel Nautilus Watch Ref. 5711/1A

Patek Philippe Stainless Steel Nautilus Watch Ref. 5711/1A

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

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

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

Sold Out

 
Rolex - Rolex Two Tone Cosmograph Daytona Watch Ref. 116523 - The Keystone Watches

Rolex Two Tone Cosmograph Daytona Watch Ref. 116523

Rolex Two Tone Cosmograph Daytona Watch Ref. 116523

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Rolex - Rolex Yellow Gold Day-Date Watch Ref. 18238 in New Old Stock Condition - The Keystone Watches

Rolex Yellow Gold Day-Date Watch Ref. 18238 in New Old Stock Condition

Rolex Yellow Gold Day-Date Watch Ref. 18238 in New Old Stock Condition

Sold Out

 
Audemars Piguet - Audemars Piguet Yellow Gold Royal Oak Dual Time Watch Ref. 26120 - The Keystone Watches

Audemars Piguet Yellow Gold Royal Oak Dual Time Watch Ref. 26120

Audemars Piguet Yellow Gold Royal Oak Dual Time Watch Ref. 26120

Sold Out

 
Rolex - Rolex Steel Submariner Watch Ref. 1680 - The Keystone Watches

Rolex Steel Submariner Watch Ref. 1680

Rolex Steel Submariner Watch Ref. 1680

Sold Out

 
Audemars Piguet - Audemars Piguet Steel Royal Oak Chronograph Watch, Ref. 25860 - The Keystone Watches

Audemars Piguet Steel Royal Oak Chronograph Watch, Ref. 25860

Audemars Piguet Steel Royal Oak Chronograph Watch, Ref. 25860

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Rolex - Rolex Yellow Gold Date Diamond Watch Ref. 15238 - The Keystone Watches

Rolex Yellow Gold Date Diamond Watch Ref. 15238

Rolex Yellow Gold Date Diamond Watch Ref. 15238

Sold Out

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

Rolex Steel Cosmograph Daytona Big Red Watch Ref. 6265

Rolex Steel Cosmograph Daytona Big Red Watch Ref. 6265

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Rolex - Rolex GMT-Master II Coke Watch Ref. 16710 - The Keystone Watches

Rolex GMT-Master II Coke Watch Ref. 16710

Rolex GMT-Master II Coke Watch Ref. 16710

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Rolex - Rolex Yellow Gold Root Beer GMT-Master II Watch Ref. 16718 - The Keystone Watches

Rolex Yellow Gold Root Beer GMT-Master II Watch Ref. 16718

Rolex Yellow Gold Root Beer GMT-Master II Watch Ref. 16718

Sold Out

 
Audemars Piguet - Audemars Piguet Royal Oak Chronograph Watch - The Keystone Watches

Audemars Piguet Royal Oak Chronograph Watch

Audemars Piguet Royal Oak Chronograph Watch

Sold Out

 
Rolex - Rolex Stainless Steel OysterDate Ref. 6694 - The Keystone Watches

Rolex Stainless Steel OysterDate Ref. 6694

Rolex Stainless Steel OysterDate Ref. 6694

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
 
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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