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Patek Philippe Onyx, Malachite & Diamond Watch Ref. 4282

Patek Philippe Onyx, Malachite & Diamond Watch Ref. 4282

$60,000 USD
 
Patek Philippe - Patek Philippe Perpetual Calendar Automatic Watch Ref. 3940 - The Keystone Watches

Patek Philippe Perpetual Calendar Automatic Watch Ref. 3940

Patek Philippe Perpetual Calendar Automatic Watch Ref. 3940

Sold Out

 
Patek Philippe - Patek Philippe Perpetual Calendar Watch Ref. 3450 - The Keystone Watches

Patek Philippe Perpetual Calendar Watch Ref. 3450

Patek Philippe Perpetual Calendar Watch Ref. 3450

Sold Out

 
Patek Philippe - Patek Philippe Perpetual Calendar Yellow Gold Ref. 3970 - The Keystone Watches

Patek Philippe Perpetual Calendar Yellow Gold Ref. 3970

Patek Philippe Perpetual Calendar Yellow Gold Ref. 3970

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Patek Philippe - Patek Philippe Perpetual Calendar Yellow Gold Ref. 3970 - The Keystone Watches

Patek Philippe Perpetual Calendar Yellow Gold Ref. 3970

Patek Philippe Perpetual Calendar Yellow Gold Ref. 3970

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Patek Philippe - Patek Philippe Perpetual Calendar Yellow Gold Ref. 5039J - The Keystone Watches

Patek Philippe Perpetual Calendar Yellow Gold Ref. 5039J

Patek Philippe Perpetual Calendar Yellow Gold Ref. 5039J

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Patek Philippe - Patek Philippe Tasti Tondi Chronograph Ref. 1463 - The Keystone Watches

Patek Philippe Tasti Tondi Chronograph Ref. 1463

Patek Philippe Tasti Tondi Chronograph Ref. 1463

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Patek Philippe Two-Tone Dial Watch Ref. 1503

Patek Philippe Two-Tone Dial Watch Ref. 1503

Sold Out

 
Patek Philippe - Patek Philippe World Time Yellow Gold Ref. 5110J - The Keystone Watches

Patek Philippe World Time Yellow Gold Ref. 5110J

Patek Philippe World Time Yellow Gold Ref. 5110J

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

Patek Philippe Yellow Aquanaut Jumbo Watch Ref. 5065

Patek Philippe Yellow Aquanaut Jumbo Watch Ref. 5065

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold 2nd Series Perpetual Calendar Chrono Watch Ref. 3970 - The Keystone Watches

Patek Philippe Yellow Gold 2nd Series Perpetual Calendar Chrono Watch Ref. 3970

Patek Philippe Yellow Gold 2nd Series Perpetual Calendar Chrono Watch Ref. 3970

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold and Diamond Skeleton Watch Ref. 3881 - The Keystone Watches

Patek Philippe Yellow Gold and Diamond Skeleton Watch Ref. 3881

Patek Philippe Yellow Gold and Diamond Skeleton Watch Ref. 3881

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Patek Philippe - Patek Philippe Yellow Gold and Enamel Pocket Watch, Circa 1904 - The Keystone Watches

Patek Philippe Yellow Gold and Enamel Pocket Watch, Circa 1904

Patek Philippe Yellow Gold and Enamel Pocket Watch, Circa 1904

$9,750 USD
 
Patek Philippe - Patek Philippe Yellow Gold and Leather Bracelet Watch Ref. 4241 - The Keystone Watches

Patek Philippe Yellow Gold and Leather Bracelet Watch Ref. 4241

Patek Philippe Yellow Gold and Leather Bracelet Watch Ref. 4241

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Patek Philippe - Patek Philippe Yellow Gold and White Enamel Cufflinks (Objet) - The Keystone Watches

Patek Philippe Yellow Gold and White Enamel Cufflinks (Objet)

Patek Philippe Yellow Gold and White Enamel Cufflinks (Objet)

$3,800 USD
 
Patek Philippe - Patek Philippe Yellow Gold Annual Calendar Limited Edition for Tiffany & Co. - The Keystone Watches

Patek Philippe Yellow Gold Annual Calendar Limited Edition for Tiffany & Co.

Patek Philippe Yellow Gold Annual Calendar Limited Edition for Tiffany & Co.

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Patek Philippe Yellow Gold Annual Calendar Ref. 5146

Patek Philippe Yellow Gold Annual Calendar Ref. 5146

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Patek Philippe - Patek Philippe Yellow Gold Annual Calendar Tiffany & Co Watch Ref. 5146J - The Keystone Watches

Patek Philippe Yellow Gold Annual Calendar Tiffany & Co Watch Ref. 5146J

Patek Philippe Yellow Gold Annual Calendar Tiffany & Co Watch Ref. 5146J

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5035 - The Keystone Watches

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5035

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5035

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Patek Philippe - Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5035 - The Keystone Watches

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5035

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5035

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5035J - The Keystone Watches

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5035J

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5035J

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5036 - The Keystone Watches

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5036

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5036

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5036J - The Keystone Watches

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5036J

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5036J

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5146 - The Keystone Watches

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5146

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5146

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5146 - The Keystone Watches

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5146

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5146

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5146 - The Keystone Watches

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5146

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5146

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5146 - The Keystone Watches

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5146

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5146

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5146 - The Keystone Watches

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5146

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5146

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5146 in Like New Condition - The Keystone Watches

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5146 in Like New Condition

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5146 in Like New Condition

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Patek Philippe - Patek Philippe Yellow Gold Aquanaut Automatic Watch Ref. 5066 - The Keystone Watches

Patek Philippe Yellow Gold Aquanaut Automatic Watch Ref. 5066

Patek Philippe Yellow Gold Aquanaut Automatic Watch Ref. 5066

Sold Out

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

Patek Philippe Yellow Gold Aquanaut Jumbo Watch Ref. 5065

Patek Philippe Yellow Gold Aquanaut Jumbo Watch Ref. 5065

Sold Out

 

Patek Philippe Yellow Gold Aquanaut Ref. 5065

Patek Philippe Yellow Gold Aquanaut Ref. 5065

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Aquanaut Watch - The Keystone Watches

Patek Philippe Yellow Gold Aquanaut Watch

Patek Philippe Yellow Gold Aquanaut Watch

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066 - The Keystone Watches

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066 - The Keystone Watches

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066 - The Keystone Watches

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066

Sold Out

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New Arrivals Preview
 
Rolex - Rolex Yellow Gold Cellini Watch Ref. 4934/8 with Logo Bracelet (New Arrival) - The Keystone Watches

Rolex Yellow Gold Cellini Watch Ref. 4934/8 with Logo Bracelet (New Arrival)

Rolex Yellow Gold Cellini Watch Ref. 4934/8 with Logo Bracelet (New Arrival)

$15,500 USD
 
Rolex White Gold Cellini Ref. 4083 (New Arrival)

Rolex White Gold Cellini Ref. 4083 (New Arrival)

Rolex White Gold Cellini Ref. 4083 (New Arrival)

$4,500 USD
 
Patek Philippe White Gold Calatrava Watch Ref. 4189 (New Arrival)

Patek Philippe White Gold Calatrava Watch Ref. 4189 (New Arrival)

Patek Philippe White Gold Calatrava Watch Ref. 4189 (New Arrival)

$9,800 USD
 
Patek Philippe White Gold Calatrava Watch Ref. 3445 in Top Condition (New Arrival)

Patek Philippe White Gold Calatrava Watch Ref. 3445 in Top Condition (New Arrival)

Patek Philippe White Gold Calatrava Watch Ref. 3445 in Top Condition (New Arrival)

$15,000 USD
 
Rolex - Rolex Yellow Gold Day-Date Ref. 18238 in Original Condition (New Arrival) - The Keystone Watches

Rolex Yellow Gold Day-Date Ref. 18238 in Original Condition (New Arrival)

Rolex Yellow Gold Day-Date Ref. 18238 in Original Condition (New Arrival)

$17,500 USD
 
Patek Philippe - Patek Philiipe White Gold Pocket Watch Ref. 874 (New Arrival) - The Keystone Watches

Patek Philiipe White Gold Pocket Watch Ref. 874 (New Arrival)

Patek Philiipe White Gold Pocket Watch Ref. 874 (New Arrival)

$23,500 USD
 
Patek Philippe - Patek Philippe Yellow Gold Watch Ref. 3479 Retailed by Beyer (New Arrival) - The Keystone Watches

Patek Philippe Yellow Gold Watch Ref. 3479 Retailed by Beyer (New Arrival)

Patek Philippe Yellow Gold Watch Ref. 3479 Retailed by Beyer (New Arrival)

$8,500 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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