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Patek Philippe Rose Gold World Time Watch Ref. 5131

Patek Philippe Rose Gold World Time Watch Ref. 5131

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Patek Philippe - Patek Philippe Rose Gold World Time Watch Ref. 5230 - The Keystone Watches

Patek Philippe Rose Gold World Time Watch Ref. 5230

Patek Philippe Rose Gold World Time Watch Ref. 5230

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Patek Philippe - Patek Philippe Rose Gold World Time Watch Ref. 5230 - The Keystone Watches

Patek Philippe Rose Gold World Time Watch Ref. 5230

Patek Philippe Rose Gold World Time Watch Ref. 5230

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Patek Philippe Solar Power Musique Enamel Dome Cloisonne Table Clock, 1970s

Patek Philippe Solar Power Musique Enamel Dome Cloisonne Table Clock, 1970s

Patek Philippe Solar Power Musique Enamel Dome Cloisonne Table Clock, 1970s

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Patek Philippe - Patek Philippe Stainless Steel 150th Anniversary Watch Ref. 3718 - The Keystone Watches

Patek Philippe Stainless Steel 150th Anniversary Watch Ref. 3718

Patek Philippe Stainless Steel 150th Anniversary Watch Ref. 3718

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Patek Philippe - Patek Philippe Stainless Steel Aquanaut Jumbo Watch Ref. 5167 - The Keystone Watches

Patek Philippe Stainless Steel Aquanaut Jumbo Watch Ref. 5167

Patek Philippe Stainless Steel Aquanaut Jumbo Watch Ref. 5167

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Patek Philippe - Patek Philippe Stainless Steel Aquanaut Watch Ref. 5167 - The Keystone Watches

Patek Philippe Stainless Steel Aquanaut Watch Ref. 5167

Patek Philippe Stainless Steel Aquanaut Watch Ref. 5167

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Patek Philippe - Patek Philippe Stainless Steel Automatic Bracelet Watch Ref. 3580 - The Keystone Watches

Patek Philippe Stainless Steel Automatic Bracelet Watch Ref. 3580

Patek Philippe Stainless Steel Automatic Bracelet Watch Ref. 3580

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Patek Philippe - Patek Philippe Stainless Steel Automatic Watch Ref. 3580 - The Keystone Watches

Patek Philippe Stainless Steel Automatic Watch Ref. 3580

Patek Philippe Stainless Steel Automatic Watch Ref. 3580

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Patek Philippe - Patek Philippe Stainless Steel Calatrava Watch Ref. 3466 - The Keystone Watches

Patek Philippe Stainless Steel Calatrava Watch Ref. 3466

Patek Philippe Stainless Steel Calatrava Watch Ref. 3466

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Patek Philippe - Patek Philippe Stainless Steel Calatrava Watch Ref. 5565 - The Keystone Watches

Patek Philippe Stainless Steel Calatrava Watch Ref. 5565

Patek Philippe Stainless Steel Calatrava Watch Ref. 5565

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Patek Philippe - Patek Philippe Stainless Steel Nautilus Automatic Watch Ref. 3800 - The Keystone Watches

Patek Philippe Stainless Steel Nautilus Automatic Watch Ref. 3800

Patek Philippe Stainless Steel Nautilus Automatic Watch Ref. 3800

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Patek Philippe - Patek Philippe Stainless Steel Nautilus ref 3800 - The Keystone Watches

Patek Philippe Stainless Steel Nautilus ref 3800

Patek Philippe Stainless Steel Nautilus ref 3800

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Patek Philippe - Patek Philippe Stainless Steel Nautilus Watch Ref. 3800 - The Keystone Watches

Patek Philippe Stainless Steel Nautilus Watch Ref. 3800

Patek Philippe Stainless Steel Nautilus Watch Ref. 3800

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Patek Philippe - Patek Philippe Stainless Steel Nautilus Watch Ref. 5711/1a - The Keystone Watches

Patek Philippe Stainless Steel Nautilus Watch Ref. 5711/1a

Patek Philippe Stainless Steel Nautilus Watch Ref. 5711/1a

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Patek Philippe - Patek Philippe Stainless Steel Nautilus Watch Ref. 5711/1A - The Keystone Watches

Patek Philippe Stainless Steel Nautilus Watch Ref. 5711/1A

Patek Philippe Stainless Steel Nautilus Watch Ref. 5711/1A

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Patek Philippe - Patek Philippe Stainless Steel Pilot Watch Ref. 5522 - The Keystone Watches

Patek Philippe Stainless Steel Pilot Watch Ref. 5522

Patek Philippe Stainless Steel Pilot Watch Ref. 5522

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Patek Philippe - Patek Philippe Stainless Steel Pilot Watch Ref. 5522 - The Keystone Watches

Patek Philippe Stainless Steel Pilot Watch Ref. 5522

Patek Philippe Stainless Steel Pilot Watch Ref. 5522

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Patek Philippe - Patek Philippe Stainless Steel Pilot Watch Ref. 5522 Retailed by Tiffany & Co. - The Keystone Watches

Patek Philippe Stainless Steel Pilot Watch Ref. 5522 Retailed by Tiffany & Co.

Patek Philippe Stainless Steel Pilot Watch Ref. 5522 Retailed by Tiffany & Co.

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Patek Philippe - Patek Philippe Stainless Steel Pilot Watch Ref. 5522A - The Keystone Watches

Patek Philippe Stainless Steel Pilot Watch Ref. 5522A

Patek Philippe Stainless Steel Pilot Watch Ref. 5522A

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Patek Philippe - Patek Philippe Stainless Steel Watch Ref. 3574 - The Keystone Watches

Patek Philippe Stainless Steel Watch Ref. 3574

Patek Philippe Stainless Steel Watch Ref. 3574

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Patek Philippe - Patek Philippe Stainless Steel Waterproof Watch Ref. 3579 - The Keystone Watches

Patek Philippe Stainless Steel Waterproof Watch Ref. 3579

Patek Philippe Stainless Steel Waterproof Watch Ref. 3579

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New Arrivals Preview
 
Patek Philippe Steel Calatrava Ref. 3466 (New Arrival)

Patek Philippe Steel Calatrava Ref. 3466 (New Arrival)

Patek Philippe Steel Calatrava Ref. 3466 (New Arrival)

$27,000 USD
 
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
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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