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Patek Philippe - Patek Philippe White Gold Perpetual Calendar Watch Ref. 5270 - The Keystone Watches

Patek Philippe White Gold Perpetual Calendar Watch Ref. 5270

Patek Philippe White Gold Perpetual Calendar Watch Ref. 5270

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Patek Philippe - Patek Philippe White Gold Perpetual Calendar Watch Ref. 5320 - The Keystone Watches

Patek Philippe White Gold Perpetual Calendar Watch Ref. 5320

Patek Philippe White Gold Perpetual Calendar Watch Ref. 5320

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Patek Philippe - Patek Philippe White Gold Perpetual Calendar Watch Ref. 5320 - The Keystone Watches

Patek Philippe White Gold Perpetual Calendar Watch Ref. 5320

Patek Philippe White Gold Perpetual Calendar Watch Ref. 5320

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Patek Philippe - Patek Philippe White Gold Perpetual Calendar Watch Ref. 5320 retailed by Tiffany & Co. - The Keystone Watches

Patek Philippe White Gold Perpetual Calendar Watch Ref. 5320 retailed by Tiffany & Co.

Patek Philippe White Gold Perpetual Calendar Watch Ref. 5320 retailed by Tiffany & Co.

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Patek Philippe - Patek Philippe White Gold Perpetual Calendar Watch Ref. 5740 - The Keystone Watches

Patek Philippe White Gold Perpetual Calendar Watch Ref. 5740

Patek Philippe White Gold Perpetual Calendar Watch Ref. 5740

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Patek Philippe - Patek Philippe White Gold Perpetual Calendar Watch Ref. 5970 - The Keystone Watches

Patek Philippe White Gold Perpetual Calendar Watch Ref. 5970

Patek Philippe White Gold Perpetual Calendar Watch Ref. 5970

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Patek Philippe - Patek Philippe White Gold Perpetual Chronograph Watch Ref. 5270 - The Keystone Watches

Patek Philippe White Gold Perpetual Chronograph Watch Ref. 5270

Patek Philippe White Gold Perpetual Chronograph Watch Ref. 5270

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Patek Philippe - Patek Philippe White Gold Perpetual Engraved Ref. 5160 - The Keystone Watches

Patek Philippe White Gold Perpetual Engraved Ref. 5160

Patek Philippe White Gold Perpetual Engraved Ref. 5160

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Patek Philippe - Patek Philippe White Gold Perpetual Hand-Engraved Watch Ref. 5160 - The Keystone Watches

Patek Philippe White Gold Perpetual Hand-Engraved Watch Ref. 5160

Patek Philippe White Gold Perpetual Hand-Engraved Watch Ref. 5160

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Patek Philippe - Patek Philippe White Gold Perpetual Ref. 5160 - The Keystone Watches

Patek Philippe White Gold Perpetual Ref. 5160

Patek Philippe White Gold Perpetual Ref. 5160

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Patek Philippe - Patek Philippe White Gold Perpetual Watch Ref. 5320 - The Keystone Watches

Patek Philippe White Gold Perpetual Watch Ref. 5320

Patek Philippe White Gold Perpetual Watch Ref. 5320

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Patek Philippe - Patek Philippe White Gold Pilot Watch Ref. 5524 - The Keystone Watches

Patek Philippe White Gold Pilot Watch Ref. 5524

Patek Philippe White Gold Pilot Watch Ref. 5524

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Patek Philippe - Patek Philippe White Gold Pilot Watch Ref. 5524 - The Keystone Watches

Patek Philippe White Gold Pilot Watch Ref. 5524

Patek Philippe White Gold Pilot Watch Ref. 5524

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Patek Philippe - Patek Philippe White Gold Rectangular Baguette Diamond Watch Ref. 3540 - The Keystone Watches

Patek Philippe White Gold Rectangular Baguette Diamond Watch Ref. 3540

Patek Philippe White Gold Rectangular Baguette Diamond Watch Ref. 3540

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Patek Philippe - Patek Philippe White Gold Rectangular Watch Ref. 3860 - The Keystone Watches

Patek Philippe White Gold Rectangular Watch Ref. 3860

Patek Philippe White Gold Rectangular Watch Ref. 3860

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Patek Philippe - Patek Philippe White Gold Ref. 3545 (NEW ARRIVAL) - The Keystone Watches

Patek Philippe White Gold Ref. 3545 (NEW ARRIVAL)

Patek Philippe White Gold Ref. 3545 (NEW ARRIVAL)

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Patek Philippe - Patek Philippe White Gold Ref. 3571 (NEW ARRIVAL) - The Keystone Watches

Patek Philippe White Gold Ref. 3571 (NEW ARRIVAL)

Patek Philippe White Gold Ref. 3571 (NEW ARRIVAL)

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Patek Philippe White Gold Ref. 570

Patek Philippe White Gold Ref. 570

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Patek Philippe White Gold Sector Dial Annual Calendar Watch Ref. 5396

Patek Philippe White Gold Sector Dial Annual Calendar Watch Ref. 5396

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Patek Philippe White Gold Skeletonized Calatrava Watch Ref. 7180

Patek Philippe White Gold Skeletonized Calatrava Watch Ref. 7180

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Patek Philippe - Patek Philippe White Gold Skeletonized Ultra-Thin Watch Ref. 5180 - The Keystone Watches

Patek Philippe White Gold Skeletonized Ultra-Thin Watch Ref. 5180

Patek Philippe White Gold Skeletonized Ultra-Thin Watch Ref. 5180

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Patek Philippe - Patek Philippe White Gold Skeletonized Ultra-Thin Watch Ref. 5180/1G - The Keystone Watches

Patek Philippe White Gold Skeletonized Ultra-Thin Watch Ref. 5180/1G

Patek Philippe White Gold Skeletonized Ultra-Thin Watch Ref. 5180/1G

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Patek Philippe - Patek Philippe White Gold Sky Moon Tourbillon Watch Ref. 6002 - The Keystone Watches

Patek Philippe White Gold Sky Moon Tourbillon Watch Ref. 6002

Patek Philippe White Gold Sky Moon Tourbillon Watch Ref. 6002

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Patek Philippe - Patek Philippe White Gold Square Watch Ref. 3404 - The Keystone Watches

Patek Philippe White Gold Square Watch Ref. 3404

Patek Philippe White Gold Square Watch Ref. 3404

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Patek Philippe White Gold Square Watch Ref. 3404

Patek Philippe White Gold Square Watch Ref. 3404

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Patek Philippe White Gold Square Watch Ref. 3430

Patek Philippe White Gold Square Watch Ref. 3430

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Patek Philippe White Gold Square Watch Ref. 3430

Patek Philippe White Gold Square Watch Ref. 3430

Patek Philippe White Gold Square Watch Ref. 3430

$7,500 USD
 
Patek Philippe - Patek Philippe White Gold Square Watch Ref. 3490 - The Keystone Watches

Patek Philippe White Gold Square Watch Ref. 3490

Patek Philippe White Gold Square Watch Ref. 3490

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Patek Philippe White Gold Square Watch Ref. 3494

Patek Philippe White Gold Square Watch Ref. 3494

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Patek Philippe - Patek Philippe White Gold Strap Watch, Ref. 3671 - The Keystone Watches

Patek Philippe White Gold Strap Watch, Ref. 3671

Patek Philippe White Gold Strap Watch, Ref. 3671

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Patek Philippe - Patek Philippe White Gold Strap Watch. Ref. 3581 - The Keystone Watches

Patek Philippe White Gold Strap Watch. Ref. 3581

Patek Philippe White Gold Strap Watch. Ref. 3581

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Patek Philippe - Patek Philippe White Gold Tonneau Watch from 1927 - The Keystone Watches

Patek Philippe White Gold Tonneau Watch from 1927

Patek Philippe White Gold Tonneau Watch from 1927

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Patek Philippe - Patek Philippe White Gold Travel Time Ref. 4864/2G - The Keystone Watches

Patek Philippe White Gold Travel Time Ref. 4864/2G

Patek Philippe White Gold Travel Time Ref. 4864/2G

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Patek Philippe - Patek Philippe White Gold Travel Time Ref. 5524G - The Keystone Watches

Patek Philippe White Gold Travel Time Ref. 5524G

Patek Philippe White Gold Travel Time Ref. 5524G

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Patek Philippe - Patek Philippe White Gold Travel Time Watch Ref. 5110 with Original Box and Papers - The Keystone Watches

Patek Philippe White Gold Travel Time Watch Ref. 5110 with Original Box and Papers

Patek Philippe White Gold Travel Time Watch Ref. 5110 with Original Box and Papers

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Patek Philippe - Patek Philippe White Gold Twenty-4 All Diamond Watch Ref. 4910 - The Keystone Watches

Patek Philippe White Gold Twenty-4 All Diamond Watch Ref. 4910

Patek Philippe White Gold Twenty-4 All Diamond Watch Ref. 4910

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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
 
Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

$14,500 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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