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

Patek Philippe White Gold Annual Calendar Blue Watch Ref. 5205

Patek Philippe White Gold Annual Calendar Blue Watch Ref. 5205

Sold Out

 
Audemars Piguet - Audemars Piguet Yellow Gold Royal Oak Triangle-Cut Diamond Watch - The Keystone Watches

Audemars Piguet Yellow Gold Royal Oak Triangle-Cut Diamond Watch

Audemars Piguet Yellow Gold Royal Oak Triangle-Cut Diamond Watch

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Cartier - Cartier Platinum Tank Cintree Skeletonized Watch - The Keystone Watches

Cartier Platinum Tank Cintree Skeletonized Watch

Cartier Platinum Tank Cintree Skeletonized Watch

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A. Lange & Sohne - A. Lange & Sohne Rose Gold 1815 Tourbillon Watch Ref. 730.032 - The Keystone Watches

A. Lange & Sohne Rose Gold 1815 Tourbillon Watch Ref. 730.032

A. Lange & Sohne Rose Gold 1815 Tourbillon Watch Ref. 730.032

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A. Lange & Sohne - A Lange & Sohne 1815 Chronograph White Gold - The Keystone Watches

A Lange & Sohne 1815 Chronograph White Gold

A Lange & Sohne 1815 Chronograph White Gold

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Audemars Piguet - Audemars Piguet Rose Gold Royal Oak Perpetual Watch Ref. 26574 - The Keystone Watches

Audemars Piguet Rose Gold Royal Oak Perpetual Watch Ref. 26574

Audemars Piguet Rose Gold Royal Oak Perpetual Watch Ref. 26574

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Audemars Piguet - Audemars Piguet Platinum Royal Oak Tourbillon Baguette Diamond Watch - The Keystone Watches

Audemars Piguet Platinum Royal Oak Tourbillon Baguette Diamond Watch

Audemars Piguet Platinum Royal Oak Tourbillon Baguette Diamond Watch

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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

Sold Out

 
Cartier - Cartier White Gold Tank XL Automatique Watch - The Keystone Watches

Cartier White Gold Tank XL Automatique Watch

Cartier White Gold Tank XL Automatique Watch

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Rolex - Rolex Explorer II Orange Hand Straight Seconds Ref. 1655 - The Keystone Watches

Rolex Explorer II Orange Hand Straight Seconds Ref. 1655

Rolex Explorer II Orange Hand Straight Seconds Ref. 1655

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Rolex - Rolex GMT-Master Watch Ref. 1675, Circa 1972 - The Keystone Watches

Rolex GMT-Master Watch Ref. 1675, Circa 1972

Rolex GMT-Master Watch Ref. 1675, Circa 1972

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Audemars Piguet - Audemars Piguet Alacrite Concept CW1 Watch Ref. 25980 - The Keystone Watches

Audemars Piguet Alacrite Concept CW1 Watch Ref. 25980

Audemars Piguet Alacrite Concept CW1 Watch Ref. 25980

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Rolex - Rolex Yellow Gold Cosmograph Daytona Green Watch Ref. 116508 - The Keystone Watches

Rolex Yellow Gold Cosmograph Daytona Green Watch Ref. 116508

Rolex Yellow Gold Cosmograph Daytona Green Watch Ref. 116508

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

Patek Philippe White Gold Automatic Calatrava Watch Ref. 3445

Patek Philippe White Gold Automatic Calatrava Watch Ref. 3445

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Rolex - Rolex White Gold Cosmograph Daytona Sodalite Diamond Watch Ref. 116509 - The Keystone Watches

Rolex White Gold Cosmograph Daytona Sodalite Diamond Watch Ref. 116509

Rolex White Gold Cosmograph Daytona Sodalite Diamond Watch Ref. 116509

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

Audemars Piguet Royal Oak Chronograph Watch Ref. 25860

Audemars Piguet Royal Oak Chronograph Watch Ref. 25860

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Piaget - Piaget White Gold Automatic Watch Ref. 12311, Retailed by Asprey - The Keystone Watches

Piaget White Gold Automatic Watch Ref. 12311, Retailed by Asprey

Piaget White Gold Automatic Watch Ref. 12311, Retailed by Asprey

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Cartier - Cartier Rose Gold Tonneau Dual Time Zone Watch - The Keystone Watches

Cartier Rose Gold Tonneau Dual Time Zone Watch

Cartier Rose Gold Tonneau Dual Time Zone Watch

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Jaeger LeCoultre - Jaeger Lecoultre Reverso Travel Time Tigers Eye Watch Ref. 215.8.D4 - The Keystone Watches

Jaeger Lecoultre Reverso Travel Time Tigers Eye Watch Ref. 215.8.D4

Jaeger Lecoultre Reverso Travel Time Tigers Eye Watch Ref. 215.8.D4

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Audemars Piguet - Audemars Piguet Royal Oak Jumbo A-Series Watch Ref. 5402 - The Keystone Watches

Audemars Piguet Royal Oak Jumbo A-Series Watch Ref. 5402

Audemars Piguet Royal Oak Jumbo A-Series Watch Ref. 5402

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Patek Philippe - Patek Philippe Yellow Gold Bracelet Watch Ref. 3598 - The Keystone Watches

Patek Philippe Yellow Gold Bracelet Watch Ref. 3598

Patek Philippe Yellow Gold Bracelet Watch Ref. 3598

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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

Sold Out

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New Arrivals Preview
 
Cartier Platinum Tank A Guichet Ref. WGTA0236, 2025 Edition (New Arrival)

Cartier Platinum Tank A Guichet Ref. WGTA0236, 2025 Edition (New Arrival)

Cartier Platinum Tank A Guichet Ref. WGTA0236, 2025 Edition (New Arrival)

$150,000 USD
 
Patek Philippe White Gold Calatrava Watch Ref. 4189 (New Arrival)

Patek Philippe White Gold Calatrava Watch Ref. 4189 (New Arrival)

Patek Philippe White Gold Calatrava Watch Ref. 4189 (New Arrival)

$9,800 USD
 
Rolex Yellow Gold Day-Date Watch Ref. 1803 with Claw Dial (New Arrival)

Rolex Yellow Gold Day-Date Watch Ref. 1803 with Claw Dial (New Arrival)

Rolex Yellow Gold Day-Date Watch Ref. 1803 with Claw Dial (New Arrival)

$18,750 USD
 
Boucheron - Boucheron Yellow Gold Invisible Set Sapphire Watch (New Arrival) - The Keystone Watches

Boucheron Yellow Gold Invisible Set Sapphire Watch (New Arrival)

Boucheron Yellow Gold Invisible Set Sapphire Watch (New Arrival)

$9,500 USD
 
Rolex - Rolex Yellow Gold Cellini Watch Ref. 4014/8 with Orange Dial (New Arrival) - The Keystone Watches

Rolex Yellow Gold Cellini Watch Ref. 4014/8 with Orange Dial (New Arrival)

Rolex Yellow Gold Cellini Watch Ref. 4014/8 with Orange Dial (New Arrival)

$7,500 USD
 
Rolex Steel Submariner Ref. 5513 with Pumkin Lume (New Arrival)

Rolex Steel Submariner Ref. 5513 with Pumkin Lume (New Arrival)

Rolex Steel Submariner Ref. 5513 with Pumkin Lume (New Arrival)

$15,500 USD
 
Patek Philiipe White Gold Calatrava Watch Ref. 3919 (New Arrival)

Patek Philiipe White Gold Calatrava Watch Ref. 3919 (New Arrival)

Patek Philiipe White Gold Calatrava Watch Ref. 3919 (New Arrival)

$15,000 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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