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Cartier Rose Gold Tank Chinoise Watch CPCP Collection

Cartier Rose Gold Tank Chinoise Watch CPCP Collection

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Patek Philippe White Gold Nautilus Watch Ref. 4700

Patek Philippe White Gold Nautilus Watch Ref. 4700

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Patek Philippe White Gold Golden Ellipse on Bracelet Ref. 3739/1

Patek Philippe White Gold Golden Ellipse on Bracelet Ref. 3739/1

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Patek Philippe Yellow Gold Skeleton Watch Ref. 3883

Patek Philippe Yellow Gold Skeleton Watch Ref. 3883

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Rolex White Gold Cosmograph Daytona Ref. 16519

Rolex White Gold Cosmograph Daytona Ref. 16519

Rolex White Gold Cosmograph Daytona Ref. 16519

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Piaget Yellow Gold and DLC Polo Watch Ref. 15562C701

Piaget Yellow Gold and DLC Polo Watch Ref. 15562C701

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Patek Philippe Yellow Gold Ellipse Ref. 3738

Patek Philippe Yellow Gold Ellipse Ref. 3738

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Patek Philippe - Patek Philippe White Gold Annual Calendar Watch Ref. 5205 - The Keystone Watches

Patek Philippe White Gold Annual Calendar Watch Ref. 5205

Patek Philippe White Gold Annual Calendar Watch Ref. 5205

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Patek Philippe White Gold Ellipse Ref. 3648 with Tropical Dial

Patek Philippe White Gold Ellipse Ref. 3648 with Tropical Dial

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Patek Philippe White Gold Vintage Watch Ref. 3528

Patek Philippe White Gold Vintage Watch Ref. 3528

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Patek White Gold and Onyx Integrated Watch Ref. 4429

Patek White Gold and Onyx Integrated Watch Ref. 4429

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Patek Philippe Yellow Gold Watch Ref. 3467

Patek Philippe Yellow Gold Watch Ref. 3467

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Patek Philippe Yellow Gold Bracelet Watch Ref. 3491

Patek Philippe Yellow Gold Bracelet Watch Ref. 3491

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Patek Philippe Yellow Gold Automatic Watch Ref. 3604

Patek Philippe Yellow Gold Automatic Watch Ref. 3604

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Patek Philippe White Gold Square Watch Ref. 3404

Patek Philippe White Gold Square Watch Ref. 3404

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Audemars Piguet - Audemars Piguet Salmon Dial Royal Oak Minute Repeater Supersonnerie Ref. 26591 - The Keystone Watches

Audemars Piguet Salmon Dial Royal Oak Minute Repeater Supersonnerie Ref. 26591

Audemars Piguet Salmon Dial Royal Oak Minute Repeater Supersonnerie Ref. 26591

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Patek Philippe Yellow Gold Automatic Watch Ref. 3801

Patek Philippe Yellow Gold Automatic Watch Ref. 3801

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Piaget Yellow Gold Tradition with Onyx Dial Ref. 9352

Piaget Yellow Gold Tradition with Onyx Dial Ref. 9352

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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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Cartier Platinum Tortue Perpetual Calendar CPCP Watch Ref. 2646

Cartier Platinum Tortue Perpetual Calendar CPCP Watch Ref. 2646

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Rolex Yellow Gold Cosmograph Daytona Watch Ref. 6263

Rolex Yellow Gold Cosmograph Daytona Watch Ref. 6263

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Rolex Yellow Gold Cosmograph Daytona Watch Ref. 6263 with Box and Papers

Rolex Yellow Gold Cosmograph Daytona Watch Ref. 6263 with Box and Papers

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Piaget Yellow Gold Lapis Diamond Watch Ref. 6805

Piaget Yellow Gold Lapis Diamond Watch Ref. 6805

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Vacheron Constantin Yellow Gold Perpetual Calendar Ref. 43031

Vacheron Constantin Yellow Gold Perpetual Calendar Ref. 43031

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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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Audemars Piguet Rose Gold Nick Faldo Royal Oak Ref. 15097

Audemars Piguet Rose Gold Nick Faldo Royal Oak Ref. 15097

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Patek Philippe White Gold Calatrava Ref. 3591

Patek Philippe White Gold Calatrava Ref. 3591

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Rolex Yellow Gold Day-Date Ref. 18238 with Pave Diamonds and Sapphire Markers

Rolex Yellow Gold Day-Date Ref. 18238 with Pave Diamonds and Sapphire Markers

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Piaget Yellow Gold Link Bracelet Watch Ref. 1001

Piaget Yellow Gold Link Bracelet Watch Ref. 1001

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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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Cartier - Cartier Yellow Gold Tank Louis Ref. 1140 - The Keystone Watches

Cartier Yellow Gold Tank Louis Ref. 1140

Cartier Yellow Gold Tank Louis Ref. 1140

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Piaget White Gold Mechanical Watch Ref. 9151

Piaget White Gold Mechanical Watch Ref. 9151

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Cartier - Cartier Yellow Gold Cristallor - The Keystone Watches

Cartier Yellow Gold Cristallor

Cartier Yellow Gold Cristallor

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Cartier - Cartier Yellow Gold Tank Normale Watch, European Watch & Clock - The Keystone Watches

Cartier Yellow Gold Tank Normale Watch, European Watch & Clock

Cartier Yellow Gold Tank Normale Watch, European Watch & Clock

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Patek Philippe Steel Nautilus Ref. 3712

Patek Philippe Steel Nautilus Ref. 3712

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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)

$150,000 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
 
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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