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Patek Philippe - Patek Philippe White Gold Calatrava Watch Ref. 3445G - The Keystone Watches

Patek Philippe White Gold Calatrava Watch Ref. 3445G

Patek Philippe White Gold Calatrava Watch Ref. 3445G

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Rolex - Rolex Platinum Day-Date Mother of Pearl Watch Ref. 18206 - The Keystone Watches

Rolex Platinum Day-Date Mother of Pearl Watch Ref. 18206

Rolex Platinum Day-Date Mother of Pearl Watch Ref. 18206

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

Audemars Piguet White Gold Automatic Diamond Watch

Audemars Piguet White Gold Automatic Diamond Watch

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

Rolex Steel Submariner Watch Ref. 1680 with Paper

Rolex Steel Submariner Watch Ref. 1680 with Paper

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Audemars Piguet - Audemars Piguet Royal Oak Automatic Watch Ref. 15400 - The Keystone Watches

Audemars Piguet Royal Oak Automatic Watch Ref. 15400

Audemars Piguet Royal Oak Automatic Watch Ref. 15400

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Patek Philippe - Patek Philippe Aquanaut Travel Time Watch Ref. 5164a - The Keystone Watches

Patek Philippe Aquanaut Travel Time Watch Ref. 5164a

Patek Philippe Aquanaut Travel Time Watch Ref. 5164a

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Audemars Piguet - Audemars Piguet Royal Oak Offshore Watch Ref. 25940 - The Keystone Watches

Audemars Piguet Royal Oak Offshore Watch Ref. 25940

Audemars Piguet Royal Oak Offshore Watch Ref. 25940

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Audemars Piguet - Audemars Piguet Royal Oak Chronograph Watch Ref. 26331ST - The Keystone Watches

Audemars Piguet Royal Oak Chronograph Watch Ref. 26331ST

Audemars Piguet Royal Oak Chronograph Watch Ref. 26331ST

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Roger Dubuis - Roger Dubuis Platinum Sympathy Perpetual Calendar Retrograde Watch - The Keystone Watches

Roger Dubuis Platinum Sympathy Perpetual Calendar Retrograde Watch

Roger Dubuis Platinum Sympathy Perpetual Calendar Retrograde Watch

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Vacheron Constantin - Vacheron Constantin Steel Overseas Chrono Watch Ref. 49150 - The Keystone Watches

Vacheron Constantin Steel Overseas Chrono Watch Ref. 49150

Vacheron Constantin Steel Overseas Chrono Watch Ref. 49150

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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 Calatrava Watch Ref. 5227G - The Keystone Watches

Patek Philippe White Gold Calatrava Watch Ref. 5227G

Patek Philippe White Gold Calatrava Watch Ref. 5227G

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Omega - Omega White Gold Speedmaster Apollo XI Watch - The Keystone Watches

Omega White Gold Speedmaster Apollo XI Watch

Omega White Gold Speedmaster Apollo XI Watch

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Audemars Piguet - Audemars Piguet Yellow Gold Royal Oak Watch Ref. 14790 - The Keystone Watches

Audemars Piguet Yellow Gold Royal Oak Watch Ref. 14790

Audemars Piguet Yellow Gold Royal Oak Watch Ref. 14790

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Rolex - Rolex Stainless Steel Frog Foot Explorer II Watch Ref. 1655 - The Keystone Watches

Rolex Stainless Steel Frog Foot Explorer II Watch Ref. 1655

Rolex Stainless Steel Frog Foot Explorer II Watch Ref. 1655

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

Rolex Stainless Steel Cosmograph Daytona Watch Ref. 116520

Rolex Stainless Steel Cosmograph Daytona Watch Ref. 116520

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Rolex - Rolex Steel Explorer II Orange Hand Watch Ref. 1655 - The Keystone Watches

Rolex Steel Explorer II Orange Hand Watch Ref. 1655

Rolex Steel Explorer II Orange Hand Watch Ref. 1655

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Rolex - Rolex Yellow Gold Daytona Baguette Diamond Watch Ref. 116568 - The Keystone Watches

Rolex Yellow Gold Daytona Baguette Diamond Watch Ref. 116568

Rolex Yellow Gold Daytona Baguette Diamond Watch Ref. 116568

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Patek Philippe - Patek Philippe Yellow Gold Perpetual Calendar Split Seconds Watch Ref. 5004J - The Keystone Watches

Patek Philippe Yellow Gold Perpetual Calendar Split Seconds Watch Ref. 5004J

Patek Philippe Yellow Gold Perpetual Calendar Split Seconds Watch Ref. 5004J

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Patek Philippe - Patek Philippe Two-Tone Rose Gold Nautilus Chronograph Watch Ref. 5980 - The Keystone Watches

Patek Philippe Two-Tone Rose Gold Nautilus Chronograph Watch Ref. 5980

Patek Philippe Two-Tone Rose Gold Nautilus Chronograph Watch Ref. 5980

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Rolex - Rolex Stainless Steel Date Watch Ref. 1500 - The Keystone Watches

Rolex Stainless Steel Date Watch Ref. 1500

Rolex Stainless Steel Date Watch Ref. 1500

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Omega - Omega Speedmaster Chronograph Watch Ref. 3515.20.00 - The Keystone Watches

Omega Speedmaster Chronograph Watch Ref. 3515.20.00

Omega Speedmaster Chronograph Watch Ref. 3515.20.00

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Audemars Piguet - Audemars Piguet Rose Gold Royal Oak Extra-Thin Watch Ref. 15202 - The Keystone Watches

Audemars Piguet Rose Gold Royal Oak Extra-Thin Watch Ref. 15202

Audemars Piguet Rose Gold Royal Oak Extra-Thin Watch Ref. 15202

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Patek Philippe - Patek Philippe Stainless Steel Pilot Watch Ref. 5522A - The Keystone Watches

Patek Philippe Stainless Steel Pilot Watch Ref. 5522A

Patek Philippe Stainless Steel Pilot Watch Ref. 5522A

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Rolex - Rolex Stainless Steel Date Watch Ref. 1500 - The Keystone Watches

Rolex Stainless Steel Date Watch Ref. 1500

Rolex Stainless Steel Date Watch Ref. 1500

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Rolex - Rolex Stainles Steel Date Watch Ref. 1500 - The Keystone Watches

Rolex Stainles Steel Date Watch Ref. 1500

Rolex Stainles Steel Date Watch Ref. 1500

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Audemars Piguet - Audemars Piguet Steel Royal Oak Pictet & Cie Watch - The Keystone Watches

Audemars Piguet Steel Royal Oak Pictet & Cie Watch

Audemars Piguet Steel Royal Oak Pictet & Cie Watch

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Omega - Omega Speedmaster Co-Axial Stainless Steel Chronograph on Strap - The Keystone Watches

Omega Speedmaster Co-Axial Stainless Steel Chronograph on Strap

Omega Speedmaster Co-Axial Stainless Steel Chronograph on Strap

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Rolex - Rolex Two-Tone Datejust OysterQuartz Watch Ref. 17013 - The Keystone Watches

Rolex Two-Tone Datejust OysterQuartz Watch Ref. 17013

Rolex Two-Tone Datejust OysterQuartz Watch Ref. 17013

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Patek Philippe - Patek Philippe Nautilus Travel Time Chronograph Watch Ref. 5990 - The Keystone Watches

Patek Philippe Nautilus Travel Time Chronograph Watch Ref. 5990

Patek Philippe Nautilus Travel Time Chronograph Watch Ref. 5990

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Patek Philippe - Patek Philippe Steel Pilot Watch Ref. 5522 - The Keystone Watches

Patek Philippe Steel Pilot Watch Ref. 5522

Patek Philippe Steel Pilot Watch Ref. 5522

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Patek Philippe - Patek Philippe Yellow Gold Perpetual Calendar Chrono Watch Ref. 3970 - The Keystone Watches

Patek Philippe Yellow Gold Perpetual Calendar Chrono Watch Ref. 3970

Patek Philippe Yellow Gold Perpetual Calendar Chrono Watch Ref. 3970

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Patek Philippe - Patek Philippe White Gold Annual Calendar Regulator Watch Ref. 5235 - The Keystone Watches

Patek Philippe White Gold Annual Calendar Regulator Watch Ref. 5235

Patek Philippe White Gold Annual Calendar Regulator Watch Ref. 5235

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

Patek Philippe White Gold Nautilus Moonphase Watch Ref. 5712

Patek Philippe White Gold Nautilus Moonphase Watch Ref. 5712

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Patek Philippe - Patek Philippe Rose Gold Annual Calendar Watch Ref. 5396R - The Keystone Watches

Patek Philippe Rose Gold Annual Calendar Watch Ref. 5396R

Patek Philippe Rose Gold Annual Calendar Watch Ref. 5396R

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Patek Philippe - Patek Philippe White Gold Automatic Watch Ref. 3563 with Box & Papers - The Keystone Watches

Patek Philippe White Gold Automatic Watch Ref. 3563 with Box & Papers

Patek Philippe White Gold Automatic Watch Ref. 3563 with Box & Papers

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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
 
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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