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Patek Philippe White Gold Square Watch Ref. 3404

Patek Philippe White Gold Square Watch Ref. 3404

Sold Out

 

Patek Philippe Yellow Gold Automatic Watch Ref. 3801

Patek Philippe Yellow Gold Automatic Watch Ref. 3801

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Patek Philippe White Gold Ellipse Automatic Watch Ref. 3738 with Anthracite Dial

Patek Philippe White Gold Ellipse Automatic Watch Ref. 3738 with Anthracite Dial

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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 - Patek Philippe Rose Gold Perpetual Minute Repeater Watch Ref. 5074, Double Sealed - The Keystone Watches

Patek Philippe Rose Gold Perpetual Minute Repeater Watch Ref. 5074, Double Sealed

Patek Philippe Rose Gold Perpetual Minute Repeater Watch Ref. 5074, Double Sealed

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Patek Philippe White Gold Calatrava Ref. 3591

Patek Philippe White Gold Calatrava Ref. 3591

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Patek Philippe - Patek Philippe Platinum Perpetual Calendar Split Seconds Watch Ref. 5204 - The Keystone Watches

Patek Philippe Platinum Perpetual Calendar Split Seconds Watch Ref. 5204

Patek Philippe Platinum Perpetual Calendar Split Seconds Watch Ref. 5204

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Patek Philippe Steel Nautilus Ref. 3712

Patek Philippe Steel Nautilus Ref. 3712

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Patek Philippe Yellow Gold Cufflinks with the Khanjar Emblem of Oman

Patek Philippe Yellow Gold Cufflinks with the Khanjar Emblem of Oman

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Patek Philippe White Gold Calatrava Ref. 3563 with Blue Marker Sigma Dial

Patek Philippe White Gold Calatrava Ref. 3563 with Blue Marker Sigma Dial

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Patek Philippe Yellow Gold Calatrava Ref. 2428

Patek Philippe Yellow Gold Calatrava Ref. 2428

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

Patek Philippe Rose Gold Perpetual Calendar Chronograph Ref. 3970

Patek Philippe Rose Gold Perpetual Calendar Chronograph Ref. 3970

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Patek Philippe Yellow Gold Pocket Watch Ref. 763

Patek Philippe Yellow Gold Pocket Watch Ref. 763

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Patek Philippe - Patek Philippe Rose Gold Celestial Watch Ref. 6102 - The Keystone Watches

Patek Philippe Rose Gold Celestial Watch Ref. 6102

Patek Philippe Rose Gold Celestial Watch Ref. 6102

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Patek Philippe Rose Gold Calatrava Ref. 1594 retailed by Freccero

Patek Philippe Rose Gold Calatrava Ref. 1594 retailed by Freccero

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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 Ultra-Thin Ref. 3588 with Rare Breguet Dial - The Keystone Watches

Patek Philippe White Gold Ultra-Thin Ref. 3588 with Rare Breguet Dial

Patek Philippe White Gold Ultra-Thin Ref. 3588 with Rare Breguet Dial

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Patek Philippe - Patek Philippe Steel Calatrava Watch Ref. 3483 - The Keystone Watches

Patek Philippe Steel Calatrava Watch Ref. 3483

Patek Philippe Steel Calatrava Watch Ref. 3483

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Patek Philippe Rose Gold Nautilus Ref. 5712R

Patek Philippe Rose Gold Nautilus Ref. 5712R

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Patek Philippe - Patek Philippe Yellow Gold Automatic Golden Ellipse Watch Ref. 3874 - The Keystone Watches

Patek Philippe Yellow Gold Automatic Golden Ellipse Watch Ref. 3874

Patek Philippe Yellow Gold Automatic Golden Ellipse Watch Ref. 3874

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Patek Philippe - Patek Philippe White Gold Ellipse Ref. 3545 - The Keystone Watches

Patek Philippe White Gold Ellipse Ref. 3545

Patek Philippe White Gold Ellipse Ref. 3545

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Patek Philippe - Patek Philippe Yellow Gold Blue Enamel Cocktail Watch Ref. 3247 - The Keystone Watches

Patek Philippe Yellow Gold Blue Enamel Cocktail Watch Ref. 3247

Patek Philippe Yellow Gold Blue Enamel Cocktail Watch Ref. 3247

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Patek Philippe White Gold Watch Ref. 4179 (NEW ARRIVAL)

Patek Philippe White Gold Watch Ref. 4179 (NEW ARRIVAL)

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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)

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Ellipse Ref. 3978 (NEW ARRIVAL) - The Keystone Watches

Patek Philippe Yellow Gold Ellipse Ref. 3978 (NEW ARRIVAL)

Patek Philippe Yellow Gold Ellipse Ref. 3978 (NEW ARRIVAL)

Sold Out

 
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 Yellow Gold Ellipse Ref. 3848 - The Keystone Watches

Patek Philippe Yellow Gold Ellipse Ref. 3848

Patek Philippe Yellow Gold Ellipse Ref. 3848

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Ellipse Ref. 3548 (NEW ARRIVAL) - The Keystone Watches

Patek Philippe Yellow Gold Ellipse Ref. 3548 (NEW ARRIVAL)

Patek Philippe Yellow Gold Ellipse Ref. 3548 (NEW ARRIVAL)

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Calatrava Ref. 3802 (NEW ARRIVAL) - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Ref. 3802 (NEW ARRIVAL)

Patek Philippe Yellow Gold Calatrava Ref. 3802 (NEW ARRIVAL)

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Logo Cufflinks - The Keystone Watches

Patek Philippe Yellow Gold Logo Cufflinks

Patek Philippe Yellow Gold Logo Cufflinks

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Patek Philippe White Gold and Blue Ellipse Cufflinks

Patek Philippe White Gold and Blue Ellipse Cufflinks

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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

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Pepita Ref. 4121 - The Keystone Watches

Patek Philippe Yellow Gold Pepita Ref. 4121

Patek Philippe Yellow Gold Pepita Ref. 4121

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Patek Philippe - Patek Philippe Platinum Perpetual Calendar Minute Repeater Chronograph Ref. 5208 - The Keystone Watches

Patek Philippe Platinum Perpetual Calendar Minute Repeater Chronograph Ref. 5208

Patek Philippe Platinum Perpetual Calendar Minute Repeater Chronograph Ref. 5208

Sold Out

 
Patek Philippe - Patek Philippe Platinum Calatrava Watch Ref. 3998 - The Keystone Watches

Patek Philippe Platinum Calatrava Watch Ref. 3998

Patek Philippe Platinum Calatrava Watch Ref. 3998

Sold Out

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New Arrivals Preview
 
Cartier Platinum Tank A Guichet Ref. WGTA0236, 2025 Edition (New Arrival)

Cartier Platinum Tank A Guichet Ref. WGTA0236, 2025 Edition (New Arrival)

Cartier Platinum Tank A Guichet Ref. WGTA0236, 2025 Edition (New Arrival)

"Price upon request"
 
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
 
Rolex Yellow Gold Day-Date Watch Ref. 1803 with Claw Dial (New Arrival)

Rolex Yellow Gold Day-Date Watch Ref. 1803 with Claw Dial (New Arrival)

Rolex Yellow Gold Day-Date Watch Ref. 1803 with Claw Dial (New Arrival)

$18,750 USD
 
Boucheron - Boucheron Yellow Gold Invisible Set Sapphire Watch (New Arrival) - The Keystone Watches

Boucheron Yellow Gold Invisible Set Sapphire Watch (New Arrival)

Boucheron Yellow Gold Invisible Set Sapphire Watch (New Arrival)

$9,500 USD
 
Rolex - Rolex Yellow Gold Cellini Watch Ref. 4014/8 with Orange Dial (New Arrival) - The Keystone Watches

Rolex Yellow Gold Cellini Watch Ref. 4014/8 with Orange Dial (New Arrival)

Rolex Yellow Gold Cellini Watch Ref. 4014/8 with Orange Dial (New Arrival)

$7,500 USD
 
Rolex Steel Submariner Ref. 5513 with Pumkin Lume (New Arrival)

Rolex Steel Submariner Ref. 5513 with Pumkin Lume (New Arrival)

Rolex Steel Submariner Ref. 5513 with Pumkin Lume (New Arrival)

$15,500 USD
 
Patek Philiipe White Gold Calatrava Watch Ref. 3919 (New Arrival)

Patek Philiipe White Gold Calatrava Watch Ref. 3919 (New Arrival)

Patek Philiipe White Gold Calatrava Watch Ref. 3919 (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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