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Patek Philippe - Patek Philippe White Gold Annual Calendar Watch Ref. 5396G - The Keystone Watches

Patek Philippe White Gold Annual Calendar Watch Ref. 5396G

Patek Philippe White Gold Annual Calendar Watch Ref. 5396G

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

Audemars Piguet Steel Royal Oak Jumbo Watch Ref. 15400

Audemars Piguet Steel Royal Oak Jumbo Watch Ref. 15400

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Rolex - Rolex Steel Cosmograph Daytona Zenith Movement Watch Ref. 16520 - The Keystone Watches

Rolex Steel Cosmograph Daytona Zenith Movement Watch Ref. 16520

Rolex Steel Cosmograph Daytona Zenith Movement Watch Ref. 16520

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Rolex - Rolex Explorer Tiffany & Co Watch Ref. 1016 - The Keystone Watches

Rolex Explorer Tiffany & Co Watch Ref. 1016

Rolex Explorer Tiffany & Co Watch Ref. 1016

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

Audemars Piguet Steel Royal Oak Extra-Thin Watch Ref. 15202

Audemars Piguet Steel Royal Oak Extra-Thin Watch Ref. 15202

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Rolex - Rolex Stainless Steel Sea-Dweller Ref. 16600 - The Keystone Watches

Rolex Stainless Steel Sea-Dweller Ref. 16600

Rolex Stainless Steel Sea-Dweller Ref. 16600

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Rolex - Rolex Stainless Steel Explorer II Watch Ref. 16570 - The Keystone Watches

Rolex Stainless Steel Explorer II Watch Ref. 16570

Rolex Stainless Steel Explorer II Watch Ref. 16570

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Rolex - Rolex Stainless Steel Submariner Ref. 16610 with Papers - The Keystone Watches

Rolex Stainless Steel Submariner Ref. 16610 with Papers

Rolex Stainless Steel Submariner Ref. 16610 with Papers

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Rolex - Rolex Stainless Steel Explorer II Ref. 16570 - The Keystone Watches

Rolex Stainless Steel Explorer II Ref. 16570

Rolex Stainless Steel Explorer II Ref. 16570

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IWC - IWC Steel Portuguese Chronographon Strap Watch Ref. 3714 - The Keystone Watches

IWC Steel Portuguese Chronographon Strap Watch Ref. 3714

IWC Steel Portuguese Chronographon Strap Watch Ref. 3714

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Patek Philippe - Patek Philippe Rose Gold Aquanaut Watch Ref. 5167R - The Keystone Watches

Patek Philippe Rose Gold Aquanaut Watch Ref. 5167R

Patek Philippe Rose Gold Aquanaut Watch Ref. 5167R

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

Patek Philippe White & Rose Gold Nautilus Moonphase Watch Ref. 5712

Patek Philippe White & Rose Gold Nautilus Moonphase Watch Ref. 5712

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Patek Philippe - Patek Philippe Yellow Gold Rectangular Tank Watch Ref. 425 - The Keystone Watches

Patek Philippe Yellow Gold Rectangular Tank Watch Ref. 425

Patek Philippe Yellow Gold Rectangular Tank Watch Ref. 425

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Patek Philippe - Patek Philippe White Gold Annual Calendar Watch Ref. 5035G - The Keystone Watches

Patek Philippe White Gold Annual Calendar Watch Ref. 5035G

Patek Philippe White Gold Annual Calendar Watch Ref. 5035G

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

A. Lange & Sohne Rose Gold Lange 1 Tourbillon Watch

A. Lange & Sohne Rose Gold Lange 1 Tourbillon Watch

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Audemars Piguet - Audemars Piguet Stainless Steel Royal Oak Watch - The Keystone Watches

Audemars Piguet Stainless Steel Royal Oak Watch

Audemars Piguet Stainless Steel Royal Oak Watch

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Rolex - Rolex Yellow Gold Day-Date Bark Finish Watch Ref. 18248 - The Keystone Watches

Rolex Yellow Gold Day-Date Bark Finish Watch Ref. 18248

Rolex Yellow Gold Day-Date Bark Finish Watch Ref. 18248

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Patek Philippe - Patek Philippe Rose Gold Calatrava Watch Ref. 2500 - The Keystone Watches

Patek Philippe Rose Gold Calatrava Watch Ref. 2500

Patek Philippe Rose Gold Calatrava Watch Ref. 2500

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Rolex Two-Tone Datejust Diamond Watch Ref. 16013

Rolex Two-Tone Datejust Diamond Watch Ref. 16013

Rolex Two-Tone Datejust Diamond Watch Ref. 16013

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Patek Philippe - Patek Philippe Steel Nautilus Moonphase Watch Ref. 5726/1A - The Keystone Watches

Patek Philippe Steel Nautilus Moonphase Watch Ref. 5726/1A

Patek Philippe Steel Nautilus Moonphase Watch Ref. 5726/1A

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Patek Philippe - Patek Philippe Nautilus Stainless Steel Ref. 5726/1A - The Keystone Watches

Patek Philippe Nautilus Stainless Steel Ref. 5726/1A

Patek Philippe Nautilus Stainless Steel Ref. 5726/1A

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New Arrivals Preview
 
Patek Philippe Yellow Gold Tonneau Ref. 2469 (New Arrival)

Patek Philippe Yellow Gold Tonneau Ref. 2469 (New Arrival)

Patek Philippe Yellow Gold Tonneau Ref. 2469 (New Arrival)

$19,800 USD
 
Tissot Steel Chronograph with Black Gilt Dial (New Arrival)

Tissot Steel Chronograph with Black Gilt Dial (New Arrival)

Tissot Steel Chronograph with Black Gilt Dial (New Arrival)

$16,000 USD
 
Breguet Steel Chronograph Watch, 1940s (New Arrival)

Breguet Steel Chronograph Watch, 1940s (New Arrival)

Breguet Steel Chronograph Watch, 1940s (New Arrival)

$75,000 USD
 
Cartier Yellow Gold Bracelet Watch (New Arrival)

Cartier Yellow Gold Bracelet Watch (New Arrival)

Cartier Yellow Gold Bracelet Watch (New Arrival)

$30,000 USD
 
Patek Philippe Yellow Gold Calatrava Breguet Numerals Ref. 2533 (New Arrival)

Patek Philippe Yellow Gold Calatrava Breguet Numerals Ref. 2533 (New Arrival)

Patek Philippe Yellow Gold Calatrava Breguet Numerals Ref. 2533 (New Arrival)

$105,000 USD
 
Vacheron Constantin - Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival) - The Keystone Watches

Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival)

Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival)

$60,000 USD
 
Audemars Piguet - Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival) - The Keystone Watches

Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival)

Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival)

$18,000 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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