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Patek Philippe - Patek Philippe Yellow Gold Chronograph Watch Ref. 130 - The Keystone Watches

Patek Philippe Yellow Gold Chronograph Watch Ref. 130

Patek Philippe Yellow Gold Chronograph Watch Ref. 130

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Patek Philippe - Patek Philippe Steel Embroidered Dial Watch Ref. 3474 - The Keystone Watches

Patek Philippe Steel Embroidered Dial Watch Ref. 3474

Patek Philippe Steel Embroidered Dial Watch Ref. 3474

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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 Stainless Steel 150th Anniversary Watch Ref. 3718 - The Keystone Watches

Patek Philippe Stainless Steel 150th Anniversary Watch Ref. 3718

Patek Philippe Stainless Steel 150th Anniversary Watch Ref. 3718

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Patek Philippe - Patek Philippe Yellow Gold 2nd Series Perpetual Calendar Chrono Watch Ref. 3970 - The Keystone Watches

Patek Philippe Yellow Gold 2nd Series Perpetual Calendar Chrono Watch Ref. 3970

Patek Philippe Yellow Gold 2nd Series Perpetual Calendar Chrono Watch Ref. 3970

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Patek Philippe - Patek Philippe White Gold Automatic Watch Ref. 3588/1 with Certificate - The Keystone Watches

Patek Philippe White Gold Automatic Watch Ref. 3588/1 with Certificate

Patek Philippe White Gold Automatic Watch Ref. 3588/1 with Certificate

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Patek Philippe - Patek Philippe Platinum and Gold Pocket Watch with Original Box and Papers - The Keystone Watches

Patek Philippe Platinum and Gold Pocket Watch with Original Box and Papers

Patek Philippe Platinum and Gold Pocket Watch with Original Box and Papers

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Patek Philippe - Patek Philippe Steel 1989 Anniversary Watch Ref. 3718 - The Keystone Watches

Patek Philippe Steel 1989 Anniversary Watch Ref. 3718

Patek Philippe Steel 1989 Anniversary Watch Ref. 3718

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Patek Philippe - Vintage Patek Philippe Platinum Rectangular Diamond Watch Ref. 425 - The Keystone Watches

Vintage Patek Philippe Platinum Rectangular Diamond Watch Ref. 425

Vintage Patek Philippe Platinum Rectangular Diamond Watch Ref. 425

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Automatic Bracelet Watch Ref. 3604 - The Keystone Watches

Patek Philippe Yellow Gold Automatic Bracelet Watch Ref. 3604

Patek Philippe Yellow Gold Automatic Bracelet Watch Ref. 3604

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New Arrivals Preview
 
Breguet Yellow Gold Classique Ref. 3210 (NEW ARRIVAL)

Breguet Yellow Gold Classique Ref. 3210 (NEW ARRIVAL)

Breguet Yellow Gold Classique Ref. 3210 (NEW ARRIVAL)

$7,200 USD
 
Louis Vuitton - Louis Vuitton Green Ceramic Monterey II (New Arrival) - The Keystone Watches

Louis Vuitton Green Ceramic Monterey II (New Arrival)

Louis Vuitton Green Ceramic Monterey II (New Arrival)

$8,800 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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