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Audemars Piguet Yellow Gold Octagonal Pocket Watch

Audemars Piguet Yellow Gold Octagonal Pocket Watch

Audemars Piguet Yellow Gold Octagonal Pocket Watch

$10,500 USD
 
Cartier - Cartier Platinum Tank Louis Ref. 1601 - The Keystone Watches

Cartier Platinum Tank Louis Ref. 1601

Cartier Platinum Tank Louis Ref. 1601

Sold Out

 
Audemars Piguet Yellow Gold Exotic Bracelet Watch

Audemars Piguet Yellow Gold Exotic Bracelet Watch

Audemars Piguet Yellow Gold Exotic Bracelet Watch

Sold Out

 
Rolex Yellow Gold Cellini wtih Mesh Band Ref. 6623/8 in New Old Stock Condition

Rolex Yellow Gold Cellini wtih Mesh Band Ref. 6623/8 in New Old Stock Condition

Rolex Yellow Gold Cellini wtih Mesh Band Ref. 6623/8 in New Old Stock Condition

Sold Out

 
Rolex - Rolex Yellow Gold Datejust Malachite Dial Ref. 1601 - The Keystone Watches

Rolex Yellow Gold Datejust Malachite Dial Ref. 1601

Rolex Yellow Gold Datejust Malachite Dial Ref. 1601

Sold Out

 
Vacheron Constantin - Vacheron Constantin Yellow Gold 222 Ref. 46003 - The Keystone Watches

Vacheron Constantin Yellow Gold 222 Ref. 46003

Vacheron Constantin Yellow Gold 222 Ref. 46003

Sold Out

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

Rolex Steel Vintage Daytona Big Red Ref. 6265

Rolex Steel Vintage Daytona Big Red Ref. 6265

Sold Out

 
Patek Phillipe Yellow Gold Gondolo Ref. 5024

Patek Phillipe Yellow Gold Gondolo Ref. 5024

Patek Phillipe Yellow Gold Gondolo Ref. 5024

Sold Out

 
Cartier - Cartier Platinum Santos Dumont Ref. 1575 - The Keystone Watches

Cartier Platinum Santos Dumont Ref. 1575

Cartier Platinum Santos Dumont Ref. 1575

Sold Out

 
Audemars Piguet - Audemars Piguet White Gold Jumbo Size Automatic Bracelet Watch - The Keystone Watches

Audemars Piguet White Gold Jumbo Size Automatic Bracelet Watch

Audemars Piguet White Gold Jumbo Size Automatic Bracelet Watch

Sold Out

 
Rolex - Rolex Yellow Gold Day Date Ref. 1803 in Super Condition - The Keystone Watches

Rolex Yellow Gold Day Date Ref. 1803 in Super Condition

Rolex Yellow Gold Day Date Ref. 1803 in Super Condition

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Calatrava Ref. 3893 in Fantastic Original Condition - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Ref. 3893 in Fantastic Original Condition

Patek Philippe Yellow Gold Calatrava Ref. 3893 in Fantastic Original Condition

Sold Out

 
Patek Philippe Yellow Gold Calatrava Ref. 3919

Patek Philippe Yellow Gold Calatrava Ref. 3919

Patek Philippe Yellow Gold Calatrava Ref. 3919

Sold Out

 
Patek Philippe - Patek Calatrava Yellow Gold Calatrava Ref. 3919 with Gubelin Dial - The Keystone Watches

Patek Calatrava Yellow Gold Calatrava Ref. 3919 with Gubelin Dial

Patek Calatrava Yellow Gold Calatrava Ref. 3919 with Gubelin Dial

Sold Out

 
Patek Philippe Yellow Gold Chronograph Watch Ref. 1579

Patek Philippe Yellow Gold Chronograph Watch Ref. 1579

Patek Philippe Yellow Gold Chronograph Watch Ref. 1579

$110,000 USD
 
Audemars Piguet Two Tone Ladies Royal Oak

Audemars Piguet Two Tone Ladies Royal Oak

Audemars Piguet Two Tone Ladies Royal Oak

Sold Out

 
Patek Philippe White Gold Square Watch Ref. 3555

Patek Philippe White Gold Square Watch Ref. 3555

Patek Philippe White Gold Square Watch Ref. 3555

Sold Out

 
A. Lange & Sohne Rose Gold Richard Lange Ref. 232.032

A. Lange & Sohne Rose Gold Richard Lange Ref. 232.032

A. Lange & Sohne Rose Gold Richard Lange Ref. 232.032

$19,500 USD
 
Cartier Vintage Platinum Tonneau Mecanique Watch

Cartier Vintage Platinum Tonneau Mecanique Watch

Cartier Vintage Platinum Tonneau Mecanique Watch

Sold Out

 
Patek Philippe Yellow Gold Calatrava Watch Ref. 2593, Retailed by Tiffany & Co.

Patek Philippe Yellow Gold Calatrava Watch Ref. 2593, Retailed by Tiffany & Co.

Patek Philippe Yellow Gold Calatrava Watch Ref. 2593, Retailed by Tiffany & Co.

$12,000 USD
 
Rolex Platinum Day Date Ref. 18206

Rolex Platinum Day Date Ref. 18206

Rolex Platinum Day Date Ref. 18206

Sold Out

 
Patek Philippe - Patek Philippe White Gold Vintage Ladies Watch Ref. 4217 - The Keystone Watches

Patek Philippe White Gold Vintage Ladies Watch Ref. 4217

Patek Philippe White Gold Vintage Ladies Watch Ref. 4217

Sold Out

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New Arrivals Preview
 
Cartier Tank Coussin Bamboo Ref. 78102 (New Arrival)

Cartier Tank Coussin Bamboo Ref. 78102 (New Arrival)

Cartier Tank Coussin Bamboo Ref. 78102 (New Arrival)

$125,000 USD
 
Cartier Tank Allongee Elongated, Circa 1940 (New Arrival)

Cartier Tank Allongee Elongated, Circa 1940 (New Arrival)

Cartier Tank Allongee Elongated, Circa 1940 (New Arrival)

$62,000 USD
 
Patek Philippe White Gold Rectangular Art Deco Watch (New Arrival)

Patek Philippe White Gold Rectangular Art Deco Watch (New Arrival)

Patek Philippe White Gold Rectangular Art Deco Watch (New Arrival)

$55,000 USD
 
Cartier Platinum Tank Watch Ref. 16111 (New Arrival)

Cartier Platinum Tank Watch Ref. 16111 (New Arrival)

Cartier Platinum Tank Watch Ref. 16111 (New Arrival)

$21,000 USD
 
Patek Philippe Yellow Gold Chronograph Watch Ref. 591, Incredible Original Condition (New Arrival)

Patek Philippe Yellow Gold Chronograph Watch Ref. 591, Incredible Original Condition (New Arrival)

Patek Philippe Yellow Gold Chronograph Watch Ref. 591, Incredible Original Condition (New Arrival)

$175,000 USD
 
Patek Philippe Yellow Gold Enamel Dial Calatrava Watch Ref. 2526 (New Arrival)

Patek Philippe Yellow Gold Enamel Dial Calatrava Watch Ref. 2526 (New Arrival)

Patek Philippe Yellow Gold Enamel Dial Calatrava Watch Ref. 2526 (New Arrival)

$70,000 USD
 
Piaget Yellow Gold Lapis Lazuli & Jade Cuff Watch (New Arrivals)

Piaget Yellow Gold Lapis Lazuli & Jade Cuff Watch (New Arrivals)

Piaget Yellow Gold Lapis Lazuli & Jade Cuff Watch (New Arrivals)

$48,000 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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