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Patek Philippe - Patek Philippe White Gold Automatic Diamond Watch Ref. 3563 - The Keystone Watches

Patek Philippe White Gold Automatic Diamond Watch Ref. 3563

Patek Philippe White Gold Automatic Diamond Watch Ref. 3563

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Patek Philippe - Patek Philippe White Gold Automatic Oval Bracelet Watch Ref. 3589 - The Keystone Watches

Patek Philippe White Gold Automatic Oval Bracelet Watch Ref. 3589

Patek Philippe White Gold Automatic Oval Bracelet Watch Ref. 3589

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Patek Philippe - Patek Philippe White Gold Automatic Watch Ref 3604 - The Keystone Watches

Patek Philippe White Gold Automatic Watch Ref 3604

Patek Philippe White Gold Automatic Watch Ref 3604

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Patek Philippe - Patek Philippe White Gold Automatic Watch Ref. 3445 - The Keystone Watches

Patek Philippe White Gold Automatic Watch Ref. 3445

Patek Philippe White Gold Automatic Watch Ref. 3445

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Patek Philippe - Patek Philippe White Gold Automatic Watch Ref. 3445 - The Keystone Watches

Patek Philippe White Gold Automatic Watch Ref. 3445

Patek Philippe White Gold Automatic Watch Ref. 3445

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Patek Philippe - Patek Philippe White Gold Automatic Watch Ref. 3445 - The Keystone Watches

Patek Philippe White Gold Automatic Watch Ref. 3445

Patek Philippe White Gold Automatic Watch Ref. 3445

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Patek Philippe - Patek Philippe White Gold Automatic Watch Ref. 3525 - The Keystone Watches

Patek Philippe White Gold Automatic Watch Ref. 3525

Patek Philippe White Gold Automatic Watch Ref. 3525

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Patek Philippe - Patek Philippe White Gold Automatic Watch Ref. 3563 with Box & Papers - The Keystone Watches

Patek Philippe White Gold Automatic Watch Ref. 3563 with Box & Papers

Patek Philippe White Gold Automatic Watch Ref. 3563 with Box & Papers

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Patek Philippe - Patek Philippe White Gold Automatic Watch Ref. 3588/1 with Certificate - The Keystone Watches

Patek Philippe White Gold Automatic Watch Ref. 3588/1 with Certificate

Patek Philippe White Gold Automatic Watch Ref. 3588/1 with Certificate

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Patek Philippe - Patek Philippe White Gold Automatic Watch Ref. 3589 - The Keystone Watches

Patek Philippe White Gold Automatic Watch Ref. 3589

Patek Philippe White Gold Automatic Watch Ref. 3589

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Patek Philippe - Patek Philippe White Gold Automatic Watch Ref. 3589 - The Keystone Watches

Patek Philippe White Gold Automatic Watch Ref. 3589

Patek Philippe White Gold Automatic Watch Ref. 3589

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Patek Philippe - Patek Philippe White Gold Automatic Watch Ref. 3739 (NEW ARRIVAL) - The Keystone Watches

Patek Philippe White Gold Automatic Watch Ref. 3739 (NEW ARRIVAL)

Patek Philippe White Gold Automatic Watch Ref. 3739 (NEW ARRIVAL)

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Patek Philippe - Patek Philippe White Gold Automatic Watch Ref. 3844 - The Keystone Watches

Patek Philippe White Gold Automatic Watch Ref. 3844

Patek Philippe White Gold Automatic Watch Ref. 3844

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Patek Philippe White Gold Back Wind Golden Ellipse Ref. 3586

Patek Philippe White Gold Back Wind Golden Ellipse Ref. 3586

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Patek Philippe White Gold Backwind Calatrava Ref. 3563

Patek Philippe White Gold Backwind Calatrava Ref. 3563

Patek Philippe White Gold Backwind Calatrava Ref. 3563

$16,000 USD
 
Patek Philippe White Gold Backwind Calatrava Ref. 3563 with Original Warranty

Patek Philippe White Gold Backwind Calatrava Ref. 3563 with Original Warranty

Patek Philippe White Gold Backwind Calatrava Ref. 3563 with Original Warranty

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Patek Philippe - Patek Philippe White Gold Backwind Calatrava Ref. 3569 - The Keystone Watches

Patek Philippe White Gold Backwind Calatrava Ref. 3569

Patek Philippe White Gold Backwind Calatrava Ref. 3569

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

Patek Philippe White Gold Baguette Diamond Watch Ref. 3540

Patek Philippe White Gold Baguette Diamond Watch Ref. 3540

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Patek Philippe White Gold Baguette Diamond Watch Ref. 4260

Patek Philippe White Gold Baguette Diamond Watch Ref. 4260

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Patek Philippe - Patek Philippe White Gold Baguette Diamond Watch with Original Warranty Paper - The Keystone Watches

Patek Philippe White Gold Baguette Diamond Watch with Original Warranty Paper

Patek Philippe White Gold Baguette Diamond Watch with Original Warranty Paper

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Patek Philippe - Patek Philippe White Gold Beta 21 Watch Ref. 3587 - The Keystone Watches

Patek Philippe White Gold Beta 21 Watch Ref. 3587

Patek Philippe White Gold Beta 21 Watch Ref. 3587

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Patek Philippe White Gold Beta 21 Watch Ref. 3597

Patek Philippe White Gold Beta 21 Watch Ref. 3597

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Patek Philippe - Patek Philippe White Gold Blue Dial Watch Ref. 3545 - The Keystone Watches

Patek Philippe White Gold Blue Dial Watch Ref. 3545

Patek Philippe White Gold Blue Dial Watch Ref. 3545

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Patek Philippe - Patek Philippe White Gold Bracelet Onyx Dial Ref. 3729 - The Keystone Watches

Patek Philippe White Gold Bracelet Onyx Dial Ref. 3729

Patek Philippe White Gold Bracelet Onyx Dial Ref. 3729

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Patek Philippe - Patek Philippe White Gold Bracelet Watch - The Keystone Watches

Patek Philippe White Gold Bracelet Watch

Patek Philippe White Gold Bracelet Watch

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Patek Philippe - Patek Philippe White Gold Bracelet Watch Ref. 3544, with Original Paper - The Keystone Watches

Patek Philippe White Gold Bracelet Watch Ref. 3544, with Original Paper

Patek Philippe White Gold Bracelet Watch Ref. 3544, with Original Paper

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Patek Philippe - Patek Philippe White Gold Bracelet Watch Ref. 3570 - The Keystone Watches

Patek Philippe White Gold Bracelet Watch Ref. 3570

Patek Philippe White Gold Bracelet Watch Ref. 3570

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Patek Philippe - Patek Philippe White Gold Bracelet Watch Ref. 3571 with Rare Textured Blue Dial - The Keystone Watches

Patek Philippe White Gold Bracelet Watch Ref. 3571 with Rare Textured Blue Dial

Patek Philippe White Gold Bracelet Watch Ref. 3571 with Rare Textured Blue Dial

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Patek Philippe - Patek Philippe White Gold Bracelet Watch Ref. 3598 - The Keystone Watches

Patek Philippe White Gold Bracelet Watch Ref. 3598

Patek Philippe White Gold Bracelet Watch Ref. 3598

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Patek Philippe - Patek Philippe White Gold Bracelet Watch Ref. 3649 with Onyx Dial - The Keystone Watches

Patek Philippe White Gold Bracelet Watch Ref. 3649 with Onyx Dial

Patek Philippe White Gold Bracelet Watch Ref. 3649 with Onyx Dial

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Patek Philippe - Patek Philippe White Gold Bracelet Watch Ref. 4151 - The Keystone Watches

Patek Philippe White Gold Bracelet Watch Ref. 4151

Patek Philippe White Gold Bracelet Watch Ref. 4151

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Patek Philippe - Patek Philippe White Gold Bracelet Watch, Ref. 3266 - The Keystone Watches

Patek Philippe White Gold Bracelet Watch, Ref. 3266

Patek Philippe White Gold Bracelet Watch, Ref. 3266

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Patek Philippe - Patek Philippe White Gold Bracelet Watch, Retailed by Cartier - The Keystone Watches

Patek Philippe White Gold Bracelet Watch, Retailed by Cartier

Patek Philippe White Gold Bracelet Watch, Retailed by Cartier

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Patek Philippe - Patek Philippe White Gold Calatrava Automatic Watch Ref. 3445 - The Keystone Watches

Patek Philippe White Gold Calatrava Automatic Watch Ref. 3445

Patek Philippe White Gold Calatrava Automatic Watch Ref. 3445

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Patek Philippe - Patek Philippe White Gold Calatrava Automatic Watch Ref. 5000 - The Keystone Watches

Patek Philippe White Gold Calatrava Automatic Watch Ref. 5000

Patek Philippe White Gold Calatrava Automatic Watch Ref. 5000

Sold Out

 
Patek Philippe - Patek Philippe White Gold Calatrava Automatic Watch Ref. 6000 - The Keystone Watches

Patek Philippe White Gold Calatrava Automatic Watch Ref. 6000

Patek Philippe White Gold Calatrava Automatic Watch Ref. 6000

Sold Out

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New Arrivals Preview
 
Patek Philippe 565 Retailed by Hausmann & Co. (New Arrival)

Patek Philippe 565 Retailed by Hausmann & Co. (New Arrival)

Patek Philippe 565 Retailed by Hausmann & Co. (New Arrival)

$105,000 USD
 
Cartier Yellow Gold Tonneau Watch, Paris 1991 (New Arrival)

Cartier Yellow Gold Tonneau Watch, Paris 1991 (New Arrival)

Cartier Yellow Gold Tonneau Watch, Paris 1991 (New Arrival)

$11,500 USD
 
Audemars Piguet White Gold Diamond & Sapphire Watch Ref. 14781 with Original Warranty (New Arrival)

Audemars Piguet White Gold Diamond & Sapphire Watch Ref. 14781 with Original Warranty (New Arrival)

Audemars Piguet White Gold Diamond & Sapphire Watch Ref. 14781 with Original Warranty (New Arrival)

$58,000 USD
 
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
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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