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Cartier Yellow Gold Tank Obus Ref. W1512256

Cartier Yellow Gold Tank Obus Ref. W1512256

Cartier Yellow Gold Tank Obus Ref. W1512256

$7,400 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 Philippe Rose Gold Perpetual Calendar Watch Ref. 5040

Patek Philippe Rose Gold Perpetual Calendar Watch Ref. 5040

Patek Philippe Rose Gold Perpetual Calendar Watch Ref. 5040

$48,000 USD
 
Rolex Yellow Gold Day Date Ref. 1803 with Flawless Matte Black dial

Rolex Yellow Gold Day Date Ref. 1803 with Flawless Matte Black dial

Rolex Yellow Gold Day Date Ref. 1803 with Flawless Matte Black dial

$20,000 USD
 
Audemars Piguet Platinum Jules Schaeffer Luminous Minute Repeater

Audemars Piguet Platinum Jules Schaeffer Luminous Minute Repeater

Audemars Piguet Platinum Jules Schaeffer Luminous Minute Repeater

$110,000 USD
 
Rolex Yellow Gold Day Date Ref. 18208

Rolex Yellow Gold Day Date Ref. 18208

Rolex Yellow Gold Day Date Ref. 18208

$29,000 USD
 
Rolex Zenith Daytona Steel Ref. 16520 in Like New Condition

Rolex Zenith Daytona Steel Ref. 16520 in Like New Condition

Rolex Zenith Daytona Steel Ref. 16520 in Like New Condition

Sold Out

 
Audemars Piguet White Gold Cobra Automatic Watch Ref. 5403

Audemars Piguet White Gold Cobra Automatic Watch Ref. 5403

Audemars Piguet White Gold Cobra Automatic Watch Ref. 5403

$39,000 USD
 
Piaget White Gold Baguette Mechanical Watch Ref. 316089

Piaget White Gold Baguette Mechanical Watch Ref. 316089

Piaget White Gold Baguette Mechanical Watch Ref. 316089

$18,000 USD
 
Rolex Yellow Gold Cellini on Bracelet all Original 4311/8

Rolex Yellow Gold Cellini on Bracelet all Original 4311/8

Rolex Yellow Gold Cellini on Bracelet all Original 4311/8

$8,500 USD
 
Rolex - Rolex White Gold Day Date Ref. 128239 with Rainbow Markers - The Keystone Watches

Rolex White Gold Day Date Ref. 128239 with Rainbow Markers

Rolex White Gold Day Date Ref. 128239 with Rainbow Markers

Sold Out

 
Rolex - Rolex Steel Submariner Ref. 16610 in Like New Condition - The Keystone Watches

Rolex Steel Submariner Ref. 16610 in Like New Condition

Rolex Steel Submariner Ref. 16610 in Like New Condition

$10,000 USD
 
Gerald Genta Yellow Gold Octo Perpetual with Obsidian and Lapis Dial Ref. 2840.4

Gerald Genta Yellow Gold Octo Perpetual with Obsidian and Lapis Dial Ref. 2840.4

Gerald Genta Yellow Gold Octo Perpetual with Obsidian and Lapis Dial Ref. 2840.4

$17,000 USD
 
Gerald Genta - Gerald Genta Steel Mickey Mouse Fantasy Retro M.10 with Guilloche MOP Dial - The Keystone Watches

Gerald Genta Steel Mickey Mouse Fantasy Retro M.10 with Guilloche MOP Dial

Gerald Genta Steel Mickey Mouse Fantasy Retro M.10 with Guilloche MOP Dial

Sold Out

 
Rolex White Gold Day-Date Watch Ref. 18039 White Roman Dial

Rolex White Gold Day-Date Watch Ref. 18039 White Roman Dial

Rolex White Gold Day-Date Watch Ref. 18039 White Roman Dial

$18,000 USD
 
Cartier - Cartier White Gold Monopoussir Chronograph Watch Ref. 2396 (New Arrival) - The Keystone Watches

Cartier White Gold Monopoussir Chronograph Watch Ref. 2396 (New Arrival)

Cartier White Gold Monopoussir Chronograph Watch Ref. 2396 (New Arrival)

Sold Out

 
Patek Philippe Yellow Gold Nautilus Diamond Watch Ref. 4700

Patek Philippe Yellow Gold Nautilus Diamond Watch Ref. 4700

Patek Philippe Yellow Gold Nautilus Diamond Watch Ref. 4700

$35,000 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
 
Cartier Yellow Gold Santos Dumont Ref. 96053

Cartier Yellow Gold Santos Dumont Ref. 96053

Cartier Yellow Gold Santos Dumont Ref. 96053

$8,900 USD
 
Audemars Piguet Yellow Gold Vintage Royal Oak Perpetual Ref. 25654BA

Audemars Piguet Yellow Gold Vintage Royal Oak Perpetual Ref. 25654BA

Audemars Piguet Yellow Gold Vintage Royal Oak Perpetual Ref. 25654BA

Sold Out

 
Audemars Piguet White Gold Cobra Strap Watch

Audemars Piguet White Gold Cobra Strap Watch

Audemars Piguet White Gold Cobra Strap Watch

$14,000 USD
 
Rolex Yellow Gold Day Date Ref. 118238 with Tropical Dial

Rolex Yellow Gold Day Date Ref. 118238 with Tropical Dial

Rolex Yellow Gold Day Date Ref. 118238 with Tropical Dial

Sold Out

 
Audemars Piguet - Audemars Piguet Steel Royal Oak Steel Ref. 56023ST Tropical Dial - The Keystone Watches

Audemars Piguet Steel Royal Oak Steel Ref. 56023ST Tropical Dial

Audemars Piguet Steel Royal Oak Steel Ref. 56023ST Tropical Dial

$19,500 USD
 
Patek Philippe - Patek Philippe Steel Nautellipse Ref. 3770 in Superb Condition - The Keystone Watches

Patek Philippe Steel Nautellipse Ref. 3770 in Superb Condition

Patek Philippe Steel Nautellipse Ref. 3770 in Superb Condition

$43,000 USD
 
Patek Philippe White Gold Ellipse Ref. 3584

Patek Philippe White Gold Ellipse Ref. 3584

Patek Philippe White Gold Ellipse Ref. 3584

$10,800 USD
 
Rolex GMT Master II Ref. 16710 Pepsi M serial Cal 3186

Rolex GMT Master II Ref. 16710 Pepsi M serial Cal 3186

Rolex GMT Master II Ref. 16710 Pepsi M serial Cal 3186

Sold Out

 
Audemars Piguet Steel Royal Oak Watch, Retailed by Tiffany & Co.

Audemars Piguet Steel Royal Oak Watch, Retailed by Tiffany & Co.

Audemars Piguet Steel Royal Oak Watch, Retailed by Tiffany & Co.

Sold Out

 
Audemars Piguet Royal Oak Perpetual UAE Edition Watch Ref. 26613

Audemars Piguet Royal Oak Perpetual UAE Edition Watch Ref. 26613

Audemars Piguet Royal Oak Perpetual UAE Edition Watch Ref. 26613

$375,000 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 - Audemars Piguet Steel Transitional Jumbo Royal Oak Ref. 5402 Rare No Serial Watch - The Keystone Watches

Audemars Piguet Steel Transitional Jumbo Royal Oak Ref. 5402 Rare No Serial Watch

Audemars Piguet Steel Transitional Jumbo Royal Oak Ref. 5402 Rare No Serial Watch

$85,000 USD
 
Audemars Piguet - Audemars Piguet Royal Oak Ref. 5402 A-Series - The Keystone Watches

Audemars Piguet Royal Oak Ref. 5402 A-Series

Audemars Piguet Royal Oak Ref. 5402 A-Series

$67,500 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. 1803 with Doorstop Dial

Rolex White Gold Day-Date Ref. 1803 with Doorstop Dial

Rolex White Gold Day-Date Ref. 1803 with Doorstop Dial

$10,500 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
 
Audemars Piguet - Audemars Piguet Yellow Gold Modernist Bracelet Watch - The Keystone Watches

Audemars Piguet Yellow Gold Modernist Bracelet Watch

Audemars Piguet Yellow Gold Modernist Bracelet Watch

$25,000 USD
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New Arrivals Preview
 
Breguet - Breguet Yellow Gold Classique Ref. 3210 (NEW ARRIVAL) - The Keystone Watches

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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