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

Patek Philippe Steel 150th Anniversary Calatrava Watch Ref. 3718

Patek Philippe Steel 150th Anniversary Calatrava Watch Ref. 3718

Sold Out

 
Patek Philippe - Patek Philippe Steel 1989 Anniversary Watch Ref. 3718 - The Keystone Watches

Patek Philippe Steel 1989 Anniversary Watch Ref. 3718

Patek Philippe Steel 1989 Anniversary Watch Ref. 3718

Sold Out

 
Patek Philippe Steel 5711 First Serial 2006 Complete Retail Ready

Patek Philippe Steel 5711 First Serial 2006 Complete Retail Ready

Patek Philippe Steel 5711 First Serial 2006 Complete Retail Ready

Sold Out

 
Patek Philippe - Patek Philippe Steel Annual Calendar Chronograph Ref. 5960 - The Keystone Watches

Patek Philippe Steel Annual Calendar Chronograph Ref. 5960

Patek Philippe Steel Annual Calendar Chronograph Ref. 5960

Sold Out

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

Patek Philippe Steel Aquanaut Automatic Watch Ref. 5167

Patek Philippe Steel Aquanaut Automatic Watch Ref. 5167

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Patek Philippe - Patek Philippe Steel Aquanaut Blue Watch Ref. 4960, Made for the Japanese Market - The Keystone Watches

Patek Philippe Steel Aquanaut Blue Watch Ref. 4960, Made for the Japanese Market

Patek Philippe Steel Aquanaut Blue Watch Ref. 4960, Made for the Japanese Market

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Patek Philippe - Patek Philippe Steel Aquanaut First Series Watch Ref. 5060 - The Keystone Watches

Patek Philippe Steel Aquanaut First Series Watch Ref. 5060

Patek Philippe Steel Aquanaut First Series Watch Ref. 5060

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Patek Philippe - Patek Philippe Steel Aquanaut First Series Watch Ref. 5060 - The Keystone Watches

Patek Philippe Steel Aquanaut First Series Watch Ref. 5060

Patek Philippe Steel Aquanaut First Series Watch Ref. 5060

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Patek Philippe - Patek Philippe Steel Aquanaut Jumbo Watch Ref. 5065 - The Keystone Watches

Patek Philippe Steel Aquanaut Jumbo Watch Ref. 5065

Patek Philippe Steel Aquanaut Jumbo Watch Ref. 5065

Sold Out

 
Patek Philippe - Patek Philippe Steel Aquanaut Jumbo Watch Ref. 5065 - The Keystone Watches

Patek Philippe Steel Aquanaut Jumbo Watch Ref. 5065

Patek Philippe Steel Aquanaut Jumbo Watch Ref. 5065

Sold Out

 
Patek Philippe - Patek Philippe Steel Aquanaut Jumbo Watch Ref. 5065 - The Keystone Watches

Patek Philippe Steel Aquanaut Jumbo Watch Ref. 5065

Patek Philippe Steel Aquanaut Jumbo Watch Ref. 5065

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Patek Philippe - Patek Philippe Steel Aquanaut Jumbo Watch Ref. 5065 with Box and Papers - The Keystone Watches

Patek Philippe Steel Aquanaut Jumbo Watch Ref. 5065 with Box and Papers

Patek Philippe Steel Aquanaut Jumbo Watch Ref. 5065 with Box and Papers

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Patek Philippe - Patek Philippe Steel Aquanaut Jumbo Watch Ref. 5167/1a - The Keystone Watches

Patek Philippe Steel Aquanaut Jumbo Watch Ref. 5167/1a

Patek Philippe Steel Aquanaut Jumbo Watch Ref. 5167/1a

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Patek Philippe - Patek Philippe Steel Aquanaut Ref 5065 - The Keystone Watches

Patek Philippe Steel Aquanaut Ref 5065

Patek Philippe Steel Aquanaut Ref 5065

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Patek Philippe - PATEK PHILIPPE STEEL AQUANAUT REF 5065 - The Keystone Watches

PATEK PHILIPPE STEEL AQUANAUT REF 5065

PATEK PHILIPPE STEEL AQUANAUT REF 5065

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Patek Philippe Steel Aquanaut Ref. 4960 for Japan Market

Patek Philippe Steel Aquanaut Ref. 4960 for Japan Market

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Patek Philippe - Patek Philippe Steel Aquanaut Ref. 5060 with Box and Papers - The Keystone Watches

Patek Philippe Steel Aquanaut Ref. 5060 with Box and Papers

Patek Philippe Steel Aquanaut Ref. 5060 with Box and Papers

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Patek Philippe Steel Aquanaut Ref. 5060 with Original Papers

Patek Philippe Steel Aquanaut Ref. 5060 with Original Papers

Patek Philippe Steel Aquanaut Ref. 5060 with Original Papers

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Patek Philippe - Patek Philippe Steel Aquanaut Ref. 5065 - The Keystone Watches

Patek Philippe Steel Aquanaut Ref. 5065

Patek Philippe Steel Aquanaut Ref. 5065

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Patek Philippe Steel Aquanaut Ref. 5065

Patek Philippe Steel Aquanaut Ref. 5065

Patek Philippe Steel Aquanaut Ref. 5065

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Patek Philippe - Patek Philippe Steel Aquanaut Ref. 5065 (New Arrival) - The Keystone Watches

Patek Philippe Steel Aquanaut Ref. 5065 (New Arrival)

Patek Philippe Steel Aquanaut Ref. 5065 (New Arrival)

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Patek Philippe Steel Aquanaut Ref. 5066

Patek Philippe Steel Aquanaut Ref. 5066

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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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