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Patek Philippe - Patek Philippe White Gold Baguette Diamond Watch with Original Warranty Paper - The Keystone Watches

Patek Philippe White Gold Baguette Diamond Watch with Original Warranty Paper

Patek Philippe White Gold Baguette Diamond Watch with Original Warranty Paper

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Cartier - Cartier Yellow Gold Tank Watch, Circa 1970s - The Keystone Watches

Cartier Yellow Gold Tank Watch, Circa 1970s

Cartier Yellow Gold Tank Watch, Circa 1970s

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Rolex - Rolex Datejust Watch Ref. 6824, Retailed by Tiffany & Co. - The Keystone Watches

Rolex Datejust Watch Ref. 6824, Retailed by Tiffany & Co.

Rolex Datejust Watch Ref. 6824, Retailed by Tiffany & Co.

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Rolex - Rolex Oyster Perpetual Watch Ref. 6106, Circa 1958 - The Keystone Watches

Rolex Oyster Perpetual Watch Ref. 6106, Circa 1958

Rolex Oyster Perpetual Watch Ref. 6106, Circa 1958

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Rolex - Rolex Yellow Gold Day-Date Fossil Dial Watch Ref. 18238, Nicknamed the Jurassic Park - The Keystone Watches

Rolex Yellow Gold Day-Date Fossil Dial Watch Ref. 18238, Nicknamed the Jurassic Park

Rolex Yellow Gold Day-Date Fossil Dial Watch Ref. 18238, Nicknamed the Jurassic Park

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Rolex - Rolex Cosmograph Daytona Diamond & Sapphire Watch Ref. 116599 - The Keystone Watches

Rolex Cosmograph Daytona Diamond & Sapphire Watch Ref. 116599

Rolex Cosmograph Daytona Diamond & Sapphire Watch Ref. 116599

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Patek Philippe - Patek Philippe Yellow Gold Unusual Lugs Watch Ref. 2429 - The Keystone Watches

Patek Philippe Yellow Gold Unusual Lugs Watch Ref. 2429

Patek Philippe Yellow Gold Unusual Lugs Watch Ref. 2429

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Audemars Piguet - Audemars Piguet White Gold Royal Oak Diamond & Emerald Watch - The Keystone Watches

Audemars Piguet White Gold Royal Oak Diamond & Emerald Watch

Audemars Piguet White Gold Royal Oak Diamond & Emerald Watch

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Vacheron Constantin - Vacheron Constantin White Gold Les Historiques 1912 Watch - The Keystone Watches

Vacheron Constantin White Gold Les Historiques 1912 Watch

Vacheron Constantin White Gold Les Historiques 1912 Watch

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Rolex - Rolex Yellow Gold GMT-Master II Watch Ref. 116748 - The Keystone Watches

Rolex Yellow Gold GMT-Master II Watch Ref. 116748

Rolex Yellow Gold GMT-Master II Watch Ref. 116748

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Cartier - Cartier Yellow Gold Tank Arrondie Watch, Circa 1970s - The Keystone Watches

Cartier Yellow Gold Tank Arrondie Watch, Circa 1970s

Cartier Yellow Gold Tank Arrondie Watch, Circa 1970s

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Tudor - Tudor Submariner Watch Ref. 79090 with Original Warranty Paper - The Keystone Watches

Tudor Submariner Watch Ref. 79090 with Original Warranty Paper

Tudor Submariner Watch Ref. 79090 with Original Warranty Paper

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Patek Philippe - Patek Philippe White Gold Bracelet Watch Ref. 3544, with Original Paper - The Keystone Watches

Patek Philippe White Gold Bracelet Watch Ref. 3544, with Original Paper

Patek Philippe White Gold Bracelet Watch Ref. 3544, with Original Paper

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Cartier - Cartier Yellow Gold Tank A Vis Privee Jump Hour Watch - The Keystone Watches

Cartier Yellow Gold Tank A Vis Privee Jump Hour Watch

Cartier Yellow Gold Tank A Vis Privee Jump Hour Watch

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Rolex - Rolex Cosmograph Daytona Big Red Watch Ref. 6265 - The Keystone Watches

Rolex Cosmograph Daytona Big Red Watch Ref. 6265

Rolex Cosmograph Daytona Big Red Watch Ref. 6265

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Rolex - Rolex Yellow Gold Cosmograph R-Series Floating Daytona Watch Ref. 16528 - The Keystone Watches

Rolex Yellow Gold Cosmograph R-Series Floating Daytona Watch Ref. 16528

Rolex Yellow Gold Cosmograph R-Series Floating Daytona Watch Ref. 16528

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Rolex - Rolex Yellow Gold Date Watch Ref. 1501 - The Keystone Watches

Rolex Yellow Gold Date Watch Ref. 1501

Rolex Yellow Gold Date Watch Ref. 1501

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Rolex - Rolex Rose Gold Day-Date Everose Ferrite Diamond Watch Ref. 118235 - The Keystone Watches

Rolex Rose Gold Day-Date Everose Ferrite Diamond Watch Ref. 118235

Rolex Rose Gold Day-Date Everose Ferrite Diamond Watch Ref. 118235

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Rolex - Rolex Explorer Watch Ref. 1016, Circa 1974 - The Keystone Watches

Rolex Explorer Watch Ref. 1016, Circa 1974

Rolex Explorer Watch Ref. 1016, Circa 1974

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Rolex - Rolex White Gold Day-Date Watch Ref. 1803, Circa 1967 - The Keystone Watches

Rolex White Gold Day-Date Watch Ref. 1803, Circa 1967

Rolex White Gold Day-Date Watch Ref. 1803, Circa 1967

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Patek Philippe - Patek Philippe Yellow Gold Nautilus Watch Ref. 3700 - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Watch Ref. 3700

Patek Philippe Yellow Gold Nautilus Watch Ref. 3700

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Rolex - Rolex White Gold Day-Date Salmon Dial Watch Ref. 18239 - The Keystone Watches

Rolex White Gold Day-Date Salmon Dial Watch Ref. 18239

Rolex White Gold Day-Date Salmon Dial Watch Ref. 18239

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New Arrivals Preview
 
Rolex Yellow Gold Queen Midas Watch Ref. 4314 with Lapis and Diamond Dial (New Arrival)

Rolex Yellow Gold Queen Midas Watch Ref. 4314 with Lapis and Diamond Dial (New Arrival)

Rolex Yellow Gold Queen Midas Watch Ref. 4314 with Lapis and Diamond Dial (New Arrival)

$38,000 USD
 
Patek Philippe White Gold Baguette Diamond Watch Ref. 3540 (New Arrival)

Patek Philippe White Gold Baguette Diamond Watch Ref. 3540 (New Arrival)

Patek Philippe White Gold Baguette Diamond Watch Ref. 3540 (New Arrival)

$30,000 USD
 
Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival)

Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival)

Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival)

$60,000 USD
 
Breguet Cushion Shaped Diver 200m Watch (New Arrival)

Breguet Cushion Shaped Diver 200m Watch (New Arrival)

Breguet Cushion Shaped Diver 200m Watch (New Arrival)

$58,000 USD
 
Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival)

Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival)

Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival)

$18,000 USD
 
Cartier Yellow Gold Tank Normale Bracelet Watch  Ref. 78092 (New Arrival)

Cartier Yellow Gold Tank Normale Bracelet Watch Ref. 78092 (New Arrival)

Cartier Yellow Gold Tank Normale Bracelet Watch Ref. 78092 (New Arrival)

$36,000 USD
 
Cartier - Cartier Yellow Gold Tank Reverso (New Arrival) - The Keystone Watches

Cartier Yellow Gold Tank Reverso (New Arrival)

Cartier Yellow Gold Tank Reverso (New Arrival)

$34,500 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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