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Patek Philippe Yellow Gold Square Watch Ref. 3406 Retailed by Hausmann & Co.

Patek Philippe Yellow Gold Square Watch Ref. 3406 Retailed by Hausmann & Co.

Patek Philippe Yellow Gold Square Watch Ref. 3406 Retailed by Hausmann & Co.

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Square Watch Ref. 5 from 1920 - The Keystone Watches

Patek Philippe Yellow Gold Square Watch Ref. 5 from 1920

Patek Philippe Yellow Gold Square Watch Ref. 5 from 1920

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Patek Philippe - Patek Philippe Yellow Gold Starburst Beta Quartz Watch Ref. 3603 - The Keystone Watches

Patek Philippe Yellow Gold Starburst Beta Quartz Watch Ref. 3603

Patek Philippe Yellow Gold Starburst Beta Quartz Watch Ref. 3603

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Patek Philippe - Patek Philippe Yellow Gold Strap Watch, Ref. 2562, Retailed by Tiffany & Co. - The Keystone Watches

Patek Philippe Yellow Gold Strap Watch, Ref. 2562, Retailed by Tiffany & Co.

Patek Philippe Yellow Gold Strap Watch, Ref. 2562, Retailed by Tiffany & Co.

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Patek Philippe Yellow Gold Tasti Tondi Chronograph Two-Tone Dial Watch Ref. 1463

Patek Philippe Yellow Gold Tasti Tondi Chronograph Two-Tone Dial Watch Ref. 1463

Patek Philippe Yellow Gold Tasti Tondi Chronograph Two-Tone Dial Watch Ref. 1463

$300,000 USD
 
Patek Philippe Yellow Gold Tegolino Watch Ref. 425 with Black Dial Retailed by Gubelin

Patek Philippe Yellow Gold Tegolino Watch Ref. 425 with Black Dial Retailed by Gubelin

Patek Philippe Yellow Gold Tegolino Watch Ref. 425 with Black Dial Retailed by Gubelin

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Patek Philippe - Patek Philippe Yellow Gold Tiffany & Co Watch Ref. 425 - The Keystone Watches

Patek Philippe Yellow Gold Tiffany & Co Watch Ref. 425

Patek Philippe Yellow Gold Tiffany & Co Watch Ref. 425

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Patek Philippe - Patek Philippe Yellow Gold Tigerseye Watch Ref. 4282 - The Keystone Watches

Patek Philippe Yellow Gold Tigerseye Watch Ref. 4282

Patek Philippe Yellow Gold Tigerseye Watch Ref. 4282

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Patek Philippe - Patek Philippe Yellow Gold Tonneau Ref. 2469 - The Keystone Watches

Patek Philippe Yellow Gold Tonneau Ref. 2469

Patek Philippe Yellow Gold Tonneau Ref. 2469

$19,800 USD
 
Patek Philippe - Patek Philippe Yellow Gold Travel Time Watch Ref. 2597 - The Keystone Watches

Patek Philippe Yellow Gold Travel Time Watch Ref. 2597

Patek Philippe Yellow Gold Travel Time Watch Ref. 2597

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Patek Philippe - Patek Philippe Yellow Gold TV-Shaped, Cushion Automatic Watch Ref. 3604, Retailed by Gubelin - The Keystone Watches

Patek Philippe Yellow Gold TV-Shaped, Cushion Automatic Watch Ref. 3604, Retailed by Gubelin

Patek Philippe Yellow Gold TV-Shaped, Cushion Automatic Watch Ref. 3604, Retailed by Gubelin

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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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Patek Philippe - Patek Philippe Yellow Gold Vintage Automatic Watch Ref. 3861/02 with Papers - The Keystone Watches

Patek Philippe Yellow Gold Vintage Automatic Watch Ref. 3861/02 with Papers

Patek Philippe Yellow Gold Vintage Automatic Watch Ref. 3861/02 with Papers

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Patek Philippe Yellow Gold Vintage Jumbo Ellipse Ref. 3798/3 on JPE Chain Band

Patek Philippe Yellow Gold Vintage Jumbo Ellipse Ref. 3798/3 on JPE Chain Band

Patek Philippe Yellow Gold Vintage Jumbo Ellipse Ref. 3798/3 on JPE Chain Band

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Patek Philippe - Patek Philippe Yellow Gold Vintage Watch Ref. 3319 Retailed by Tiffany & Co. - The Keystone Watches

Patek Philippe Yellow Gold Vintage Watch Ref. 3319 Retailed by Tiffany & Co.

Patek Philippe Yellow Gold Vintage Watch Ref. 3319 Retailed by Tiffany & Co.

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Patek Philippe - Patek Philippe Yellow Gold Vintage Watch Ref. 3858 - The Keystone Watches

Patek Philippe Yellow Gold Vintage Watch Ref. 3858

Patek Philippe Yellow Gold Vintage Watch Ref. 3858

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Patek Philippe Yellow Gold Watch (NEW ARRIVAL)

Patek Philippe Yellow Gold Watch (NEW ARRIVAL)

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Patek Philippe - Patek Philippe Yellow Gold Watch Ref. 2280, Retailed by Cartier - The Keystone Watches

Patek Philippe Yellow Gold Watch Ref. 2280, Retailed by Cartier

Patek Philippe Yellow Gold Watch Ref. 2280, Retailed by Cartier

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Patek Philippe - Patek Philippe Yellow Gold Watch Ref. 2422, Retailed by Tiffany & Co. - The Keystone Watches

Patek Philippe Yellow Gold Watch Ref. 2422, Retailed by Tiffany & Co.

Patek Philippe Yellow Gold Watch Ref. 2422, Retailed by Tiffany & Co.

Sold Out

 

Patek Philippe Yellow Gold Watch Ref. 3467

Patek Philippe Yellow Gold Watch Ref. 3467

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Patek Philippe Yellow Gold Watch Ref. 3479 Retailed by Beyer

Patek Philippe Yellow Gold Watch Ref. 3479 Retailed by Beyer

Patek Philippe Yellow Gold Watch Ref. 3479 Retailed by Beyer

Sold Out

 

Patek Philippe Yellow Gold Watch Ref. 3506

Patek Philippe Yellow Gold Watch Ref. 3506

Sold Out

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New Arrivals Preview
 
Patek Philippe Pink Gold Concealed Gay Freres Watch (New Arrival)

Patek Philippe Pink Gold Concealed Gay Freres Watch (New Arrival)

Patek Philippe Pink Gold Concealed Gay Freres Watch (New Arrival)

$29,500 USD
 
Vacheron Constantin Yellow Gold Ref. 57003 Pocket Watch (New Arrival)

Vacheron Constantin Yellow Gold Ref. 57003 Pocket Watch (New Arrival)

Vacheron Constantin Yellow Gold Ref. 57003 Pocket Watch (New Arrival)

$9,500 USD
 
Patek Philippe Pink Gold Watch Ref. 2488 (New Arrival)

Patek Philippe Pink Gold Watch Ref. 2488 (New Arrival)

Patek Philippe Pink Gold Watch Ref. 2488 (New Arrival)

$17,500 USD
 
Cartier Yellow Gold Santos Ref. 81736781 with Sapphire Bezel and Bracelet (New Arrival)

Cartier Yellow Gold Santos Ref. 81736781 with Sapphire Bezel and Bracelet (New Arrival)

Cartier Yellow Gold Santos Ref. 81736781 with Sapphire Bezel and Bracelet (New Arrival)

$55,000 USD
 
Patek Philippe - Patek Philippe White Gold Golden Ellipse Ref. 3546 (New Arrival) - The Keystone Watches

Patek Philippe White Gold Golden Ellipse Ref. 3546 (New Arrival)

Patek Philippe White Gold Golden Ellipse Ref. 3546 (New Arrival)

$15,500 USD
 
Uti Paris Yellow Gold Watch, Retailed by Spritzer & Furhmann (New Arrival)

Uti Paris Yellow Gold Watch, Retailed by Spritzer & Furhmann (New Arrival)

Uti Paris Yellow Gold Watch, Retailed by Spritzer & Furhmann (New Arrival)

$9,200 USD
 
Cartier - Cartier Yellow Gold Enamel Clip Watch with Royal Thames Yacht Club Enamel Emblem (New Arrival) - The Keystone Watches

Cartier Yellow Gold Enamel Clip Watch with Royal Thames Yacht Club Enamel Emblem (New Arrival)

Cartier Yellow Gold Enamel Clip Watch with Royal Thames Yacht Club Enamel Emblem (New Arrival)

$35,000 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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