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Audemars Piguet - Audemars Piguet White Gold Diamond Skeleton Birds Watch - The Keystone Watches

Audemars Piguet White Gold Diamond Skeleton Birds Watch

Audemars Piguet White Gold Diamond Skeleton Birds Watch

$45,000 USD
 
Rolex Yellow Gold Oversized Precision Ref. 4536

Rolex Yellow Gold Oversized Precision Ref. 4536

Rolex Yellow Gold Oversized Precision Ref. 4536

$11,000 USD
 
Rolex Grasshopper Steel Watch Ref. 4367

Rolex Grasshopper Steel Watch Ref. 4367

Rolex Grasshopper Steel Watch Ref. 4367

$12,500 USD
 
Piaget - Piaget Ladies White Gold Lapis Diamond Bracelet Watch - The Keystone Watches

Piaget Ladies White Gold Lapis Diamond Bracelet Watch

Piaget Ladies White Gold Lapis Diamond Bracelet Watch

$12,000 USD
 
Rolex Zenith Daytona Ref. 16520 P Serial with Original Papers

Rolex Zenith Daytona Ref. 16520 P Serial with Original Papers

Rolex Zenith Daytona Ref. 16520 P Serial with Original Papers

$35,000 USD
 
Patek Philiipe Yellow Gold Vintage Ladies Jewelry Watch

Patek Philiipe Yellow Gold Vintage Ladies Jewelry Watch

Patek Philiipe Yellow Gold Vintage Ladies Jewelry Watch

$8,500 USD
 
Audemars Piguet Platinum Jules Schaeffer Luminous Minute Repeater Ref. 25882

Audemars Piguet Platinum Jules Schaeffer Luminous Minute Repeater Ref. 25882

Audemars Piguet Platinum Jules Schaeffer Luminous Minute Repeater Ref. 25882

$110,000 USD
 
Audemars Piguet - Audemars Piguet White Gold Cobra Automatic Watch Ref. 5403 - The Keystone Watches

Audemars Piguet White Gold Cobra Automatic Watch Ref. 5403

Audemars Piguet White Gold Cobra Automatic Watch Ref. 5403

$39,000 USD
 
Piaget - Piaget White Gold Baguette Mechanical Watch Ref. 316089 - The Keystone Watches

Piaget White Gold Baguette Mechanical Watch Ref. 316089

Piaget White Gold Baguette Mechanical Watch Ref. 316089

$18,000 USD
 
Piaget Yellow Gold Baguette Diamond Onyx Galaxy Watch Ref. 74912

Piaget Yellow Gold Baguette Diamond Onyx Galaxy Watch Ref. 74912

Piaget Yellow Gold Baguette Diamond Onyx Galaxy Watch Ref. 74912

$235,000 USD
 
Patek Philippe - Patek Philippe White Gold Ellipse Ref. 3584 - The Keystone Watches

Patek Philippe White Gold Ellipse Ref. 3584

Patek Philippe White Gold Ellipse Ref. 3584

$10,800 USD
 
Audemars Piguet - Audemars Piguet Yellow Gold Jumbo Royal Oak Watch Ref. 5402 - The Keystone Watches

Audemars Piguet Yellow Gold Jumbo Royal Oak Watch Ref. 5402

Audemars Piguet Yellow Gold Jumbo Royal Oak Watch Ref. 5402

$115,000 USD
 
Audemars Piguet - Audemars Piguet Yellow Gold Watch Ref. 5402 - The Keystone Watches

Audemars Piguet Yellow Gold Watch Ref. 5402

Audemars Piguet Yellow Gold Watch Ref. 5402

$135,000 USD
 
Audemars Piguet Yellow Gold Royal Oak Quantieme Calendar Ref. 25800

Audemars Piguet Yellow Gold Royal Oak Quantieme Calendar Ref. 25800

Audemars Piguet Yellow Gold Royal Oak Quantieme Calendar Ref. 25800

$100,000 USD
 
Rolex White Gold Day Date Ref. 118209 with Mother of Pearl Dial

Rolex White Gold Day Date Ref. 118209 with Mother of Pearl Dial

Rolex White Gold Day Date Ref. 118209 with Mother of Pearl Dial

$25,000 USD
 
Patek Philippe Yellow Gold Cover Watch Ref. 4955

Patek Philippe Yellow Gold Cover Watch Ref. 4955

Patek Philippe Yellow Gold Cover Watch Ref. 4955

$36,000 USD
 
Gerald Genta - Gerald Genta White Gold Skeleton Octagonal Watch Ref. G2099 - The Keystone Watches

Gerald Genta White Gold Skeleton Octagonal Watch Ref. G2099

Gerald Genta White Gold Skeleton Octagonal Watch Ref. G2099

$18,500 USD
 
Audemars Piguet Yellow Gold Octagonal Pocket Watch

Audemars Piguet Yellow Gold Octagonal Pocket Watch

Audemars Piguet Yellow Gold Octagonal Pocket Watch

$10,500 USD
 
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
 
Patek Philippe - Patek Philippe Yellow Gold Nautilus Ref. 4700 - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Ref. 4700

Patek Philippe Yellow Gold Nautilus Ref. 4700

$50,000 USD
 
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
 
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
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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.

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