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Patek Philippe Yellow Gold Cufflinks with the Khanjar Emblem of Oman

Patek Philippe Yellow Gold Cufflinks with the Khanjar Emblem of Oman

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Patek Philippe - Patek Philippe Yellow Gold Diamond & Emerald Watch - The Keystone Watches

Patek Philippe Yellow Gold Diamond & Emerald Watch

Patek Philippe Yellow Gold Diamond & Emerald Watch

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Patek Philippe Yellow Gold Diamond & Ruby Watch Ref. 3968

Patek Philippe Yellow Gold Diamond & Ruby Watch Ref. 3968

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Patek Philippe Yellow Gold Diamond & Sapphire Watch Ref. 4665

Patek Philippe Yellow Gold Diamond & Sapphire Watch Ref. 4665

$125,000 USD
 
Patek Philippe Yellow Gold Diamond & Turquoise Cover Watch Ref. 3006 with Archives

Patek Philippe Yellow Gold Diamond & Turquoise Cover Watch Ref. 3006 with Archives

Patek Philippe Yellow Gold Diamond & Turquoise Cover Watch Ref. 3006 with Archives

$25,000 USD
 
Patek Philippe - Patek Philippe Yellow Gold Diamond Coral Bracelet Watch Ref. 4195/1 - The Keystone Watches

Patek Philippe Yellow Gold Diamond Coral Bracelet Watch Ref. 4195/1

Patek Philippe Yellow Gold Diamond Coral Bracelet Watch Ref. 4195/1

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Patek Philippe Yellow Gold Diamond Onyx Watch Ref. 3625

Patek Philippe Yellow Gold Diamond Onyx Watch Ref. 3625

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Patek Philippe - Patek Philippe Yellow Gold Diamond Watch Ref. 4288 with Original Paper - The Keystone Watches

Patek Philippe Yellow Gold Diamond Watch Ref. 4288 with Original Paper

Patek Philippe Yellow Gold Diamond Watch Ref. 4288 with Original Paper

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Patek Philippe Yellow Gold Diamond Watch Ref. 4508 in Like New Condition (NEW ARRIVAL)

Patek Philippe Yellow Gold Diamond Watch Ref. 4508 in Like New Condition (NEW ARRIVAL)

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Patek Philippe - Patek Philippe Yellow Gold Ellipse Automatic Watch Ref. 3738 - The Keystone Watches

Patek Philippe Yellow Gold Ellipse Automatic Watch Ref. 3738

Patek Philippe Yellow Gold Ellipse Automatic Watch Ref. 3738

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Patek Philippe - Patek Philippe Yellow Gold Ellipse Automatic Watch, Ref. 3589 - The Keystone Watches

Patek Philippe Yellow Gold Ellipse Automatic Watch, Ref. 3589

Patek Philippe Yellow Gold Ellipse Automatic Watch, Ref. 3589

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Patek Philippe Yellow Gold Ellipse Cufflinks Ref. 9003 with Calatrava Cross (Objet)

Patek Philippe Yellow Gold Ellipse Cufflinks Ref. 9003 with Calatrava Cross (Objet)

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Patek Philippe - Patek Philippe Yellow Gold Ellipse Dor Bracelet Watch Ref. 4151 - The Keystone Watches

Patek Philippe Yellow Gold Ellipse Dor Bracelet Watch Ref. 4151

Patek Philippe Yellow Gold Ellipse Dor Bracelet Watch Ref. 4151

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Patek Philippe - Patek Philippe Yellow Gold Ellipse Ref 3738 - The Keystone Watches

Patek Philippe Yellow Gold Ellipse Ref 3738

Patek Philippe Yellow Gold Ellipse Ref 3738

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Patek Philippe - Patek Philippe Yellow Gold Ellipse Ref. 3545 - The Keystone Watches

Patek Philippe Yellow Gold Ellipse Ref. 3545

Patek Philippe Yellow Gold Ellipse Ref. 3545

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Patek Philippe - Patek Philippe Yellow Gold Ellipse Ref. 3548 (NEW ARRIVAL) - The Keystone Watches

Patek Philippe Yellow Gold Ellipse Ref. 3548 (NEW ARRIVAL)

Patek Philippe Yellow Gold Ellipse Ref. 3548 (NEW ARRIVAL)

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Patek Philippe - Patek Philippe Yellow Gold Ellipse Ref. 3548 Retailed by Tiffany & Co. - The Keystone Watches

Patek Philippe Yellow Gold Ellipse Ref. 3548 Retailed by Tiffany & Co.

Patek Philippe Yellow Gold Ellipse Ref. 3548 Retailed by Tiffany & Co.

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Patek Philippe Yellow Gold Ellipse Ref. 3738

Patek Philippe Yellow Gold Ellipse Ref. 3738

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Patek Philippe Yellow Gold Ellipse Ref. 3738

Patek Philippe Yellow Gold Ellipse Ref. 3738

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Patek Philippe Yellow Gold Ellipse Ref. 3738

Patek Philippe Yellow Gold Ellipse Ref. 3738

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Patek Philippe - Patek Philippe Yellow Gold Ellipse Ref. 3848 - The Keystone Watches

Patek Philippe Yellow Gold Ellipse Ref. 3848

Patek Philippe Yellow Gold Ellipse Ref. 3848

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Patek Philippe - Patek Philippe Yellow Gold Ellipse Ref. 3848 - The Keystone Watches

Patek Philippe Yellow Gold Ellipse Ref. 3848

Patek Philippe Yellow Gold Ellipse Ref. 3848

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Patek Philippe - Patek Philippe Yellow Gold Ellipse Ref. 3848 (New Arrival) - The Keystone Watches

Patek Philippe Yellow Gold Ellipse Ref. 3848 (New Arrival)

Patek Philippe Yellow Gold Ellipse Ref. 3848 (New Arrival)

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Patek Philippe - Patek Philippe Yellow Gold Ellipse Ref. 3978 (NEW ARRIVAL) - The Keystone Watches

Patek Philippe Yellow Gold Ellipse Ref. 3978 (NEW ARRIVAL)

Patek Philippe Yellow Gold Ellipse Ref. 3978 (NEW ARRIVAL)

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Patek Philippe - Patek Philippe Yellow Gold Ellipse Ref. 3987 - The Keystone Watches

Patek Philippe Yellow Gold Ellipse Ref. 3987

Patek Philippe Yellow Gold Ellipse Ref. 3987

Sold Out

 

Patek Philippe Yellow Gold Ellipse Ref. 3987 (New Arrival)

Patek Philippe Yellow Gold Ellipse Ref. 3987 (New Arrival)

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Patek Philippe - Patek Philippe Yellow Gold Ellipse Watch Ref. 3546 - The Keystone Watches

Patek Philippe Yellow Gold Ellipse Watch Ref. 3546

Patek Philippe Yellow Gold Ellipse Watch Ref. 3546

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Patek Philippe - Patek Philippe Yellow Gold Ellipse Watch Ref. 3848 - The Keystone Watches

Patek Philippe Yellow Gold Ellipse Watch Ref. 3848

Patek Philippe Yellow Gold Ellipse Watch Ref. 3848

Sold Out

 

Patek Philippe Yellow Gold Ellipse Watch Ref. 3948

Patek Philippe Yellow Gold Ellipse Watch Ref. 3948

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Patek Philippe Yellow Gold Ellipse Watch Ref. 3987

Patek Philippe Yellow Gold Ellipse Watch Ref. 3987

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Patek Philippe - Patek Philippe Yellow Gold Enamel Engraved Pocket Watch from 1921 - The Keystone Watches

Patek Philippe Yellow Gold Enamel Engraved Pocket Watch from 1921

Patek Philippe Yellow Gold Enamel Engraved Pocket Watch from 1921

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Patek Philippe - Patek Philippe Yellow Gold First Series Perpetual Calendar Watch Ref. 3940 - The Keystone Watches

Patek Philippe Yellow Gold First Series Perpetual Calendar Watch Ref. 3940

Patek Philippe Yellow Gold First Series Perpetual Calendar Watch Ref. 3940

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Patek Philippe - Patek Philippe Yellow Gold Golden Circle Ref. 3604 - The Keystone Watches

Patek Philippe Yellow Gold Golden Circle Ref. 3604

Patek Philippe Yellow Gold Golden Circle Ref. 3604

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Patek Philippe Yellow Gold Golden Ellipse Mechanical Watch Ref. 3583

Patek Philippe Yellow Gold Golden Ellipse Mechanical Watch Ref. 3583

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Patek Philippe Yellow Gold Golden Ellipse Ref. 3855

Patek Philippe Yellow Gold Golden Ellipse Ref. 3855

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Patek Philippe Yellow Gold Golden Ellipse Watch Ref. 3862

Patek Philippe Yellow Gold Golden Ellipse Watch Ref. 3862

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New Arrivals Preview
 
Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

$23,750 USD
 
Vacheron Constantin - Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL) - The Keystone Watches

Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL)

Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL)

$155,000 USD
 
Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

$13,250 USD
 
Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

$16,500 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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