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Rolex - Rolex Yellow Gold Day-Date Ref. 1803 with Linen Dial and Box & Papers (NEW ARRIVAL) - The Keystone Watches

Rolex Yellow Gold Day-Date Ref. 1803 with Linen Dial and Box & Papers (NEW ARRIVAL)

Rolex Yellow Gold Day-Date Ref. 1803 with Linen Dial and Box & Papers (NEW ARRIVAL)

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Rolex - Rolex Yellow Gold Submariner Watch Ref. 16618 (NEW ARRIVAL) - The Keystone Watches

Rolex Yellow Gold Submariner Watch Ref. 16618 (NEW ARRIVAL)

Rolex Yellow Gold Submariner Watch Ref. 16618 (NEW ARRIVAL)

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Patek Philippe - Patek Philippe White Gold World Time Watch Ref. 5130 - The Keystone Watches

Patek Philippe White Gold World Time Watch Ref. 5130

Patek Philippe White Gold World Time Watch Ref. 5130

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Patek Philippe - Patek Philippe Diamond Cover Watch Ref. 3006 (NEW ARRIVAL) - The Keystone Watches

Patek Philippe Diamond Cover Watch Ref. 3006 (NEW ARRIVAL)

Patek Philippe Diamond Cover Watch Ref. 3006 (NEW ARRIVAL)

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Cartier - Cartier Rose Gold Rotonde Tourbillon Monopusher Chronograph Watch W1580032 - The Keystone Watches

Cartier Rose Gold Rotonde Tourbillon Monopusher Chronograph Watch W1580032

Cartier Rose Gold Rotonde Tourbillon Monopusher Chronograph Watch W1580032

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A. Lange & Sohne - A. Lange & Sohne Lange 1 Yellow Gold Watch Ref. 115.021 - The Keystone Watches

A. Lange & Sohne Lange 1 Yellow Gold Watch Ref. 115.021

A. Lange & Sohne Lange 1 Yellow Gold Watch Ref. 115.021

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Rolex - Rolex Day-Date OysterQuartz Sapphire Watch Ref. 19158 - The Keystone Watches

Rolex Day-Date OysterQuartz Sapphire Watch Ref. 19158

Rolex Day-Date OysterQuartz Sapphire Watch Ref. 19158

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Rolex - Rolex Yellow Gold GMT-Master II Watch Ref. 16718 - The Keystone Watches

Rolex Yellow Gold GMT-Master II Watch Ref. 16718

Rolex Yellow Gold GMT-Master II Watch Ref. 16718

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Vacheron Constantin - Vacheron Constantin Yellow Gold Chronometre Royal Ref. 6694 - The Keystone Watches

Vacheron Constantin Yellow Gold Chronometre Royal Ref. 6694

Vacheron Constantin Yellow Gold Chronometre Royal Ref. 6694

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Audemars Piguet - Audemars Piguet White Gold Quantieme Perpetual Metropolis Anniversary Edition Ref. 25962 - The Keystone Watches

Audemars Piguet White Gold Quantieme Perpetual Metropolis Anniversary Edition Ref. 25962

Audemars Piguet White Gold Quantieme Perpetual Metropolis Anniversary Edition Ref. 25962

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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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Romain Gauthier - Romain Gauthier Titanium Logical One - The Keystone Watches

Romain Gauthier Titanium Logical One

Romain Gauthier Titanium Logical One

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Audemars Piguet - Audemars Piguet Yellow Gold Cobra Calendar Watch - The Keystone Watches

Audemars Piguet Yellow Gold Cobra Calendar Watch

Audemars Piguet Yellow Gold Cobra Calendar Watch

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Breguet - Breguet Platinum Minute Repeater Ref. 3637 - The Keystone Watches

Breguet Platinum Minute Repeater Ref. 3637

Breguet Platinum Minute Repeater Ref. 3637

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Rolex - Rolex Yellow Gold Zenith Daytona Ref. 16528 with Black Diamond Dial - The Keystone Watches

Rolex Yellow Gold Zenith Daytona Ref. 16528 with Black Diamond Dial

Rolex Yellow Gold Zenith Daytona Ref. 16528 with Black Diamond Dial

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Rolex - Rolex Steel Zenith Daytona Ref. 16520 with Original Warranty Paper - The Keystone Watches

Rolex Steel Zenith Daytona Ref. 16520 with Original Warranty Paper

Rolex Steel Zenith Daytona Ref. 16520 with Original Warranty Paper

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Patek Philippe - Patek Philippe Yellow Gold Perpetual Calendar Chronograph Ref. 5270 - The Keystone Watches

Patek Philippe Yellow Gold Perpetual Calendar Chronograph Ref. 5270

Patek Philippe Yellow Gold Perpetual Calendar Chronograph Ref. 5270

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Patek Philippe - Patek Philippe White Gold Ellipse Ref. 3577 - The Keystone Watches

Patek Philippe White Gold Ellipse Ref. 3577

Patek Philippe White Gold Ellipse Ref. 3577

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Patek Philippe - Patek Philippe Ellipse Ref. 3848 - The Keystone Watches

Patek Philippe Ellipse Ref. 3848

Patek Philippe Ellipse Ref. 3848

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Patek Philippe - Patek Philippe White Gold Ellipse Watch Ref. 3548 - The Keystone Watches

Patek Philippe White Gold Ellipse Watch Ref. 3548

Patek Philippe White Gold Ellipse Watch Ref. 3548

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Patek Philippe - Patek Philippe Yellow Gold Ellipse Watch Ref. 3848 - The Keystone Watches

Patek Philippe Yellow Gold Ellipse Watch Ref. 3848

Patek Philippe Yellow Gold Ellipse Watch Ref. 3848

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Rolex - Rolex White Gold GMT-Master Ice Watch Ref. 116769 - The Keystone Watches

Rolex White Gold GMT-Master Ice Watch Ref. 116769

Rolex White Gold GMT-Master Ice Watch Ref. 116769

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Patek Philippe - Patek Philippe White Gold Ellipse Ref. 3748 - The Keystone Watches

Patek Philippe White Gold Ellipse Ref. 3748

Patek Philippe White Gold Ellipse Ref. 3748

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Patek Philippe - Patek Philippe Platinum Chronograph Watch Ref. 5960 - The Keystone Watches

Patek Philippe Platinum Chronograph Watch Ref. 5960

Patek Philippe Platinum Chronograph Watch Ref. 5960

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Jaeger LeCoultre - Jaeger Lecoultre Rose Gold Reverso Ref. 270.2.62 - The Keystone Watches

Jaeger Lecoultre Rose Gold Reverso Ref. 270.2.62

Jaeger Lecoultre Rose Gold Reverso Ref. 270.2.62

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Patek Philippe - Patek Philippe White Gold Calatrava Watch Ref. 570 - The Keystone Watches

Patek Philippe White Gold Calatrava Watch Ref. 570

Patek Philippe White Gold Calatrava Watch Ref. 570

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

Patek Philippe Rose Gold Perpetual Calendar Watch Ref. 5970

Patek Philippe Rose Gold Perpetual Calendar Watch Ref. 5970

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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

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Patek Philippe - Patek Philippe Rose Gold Calatrava Ref. 2506 - The Keystone Watches

Patek Philippe Rose Gold Calatrava Ref. 2506

Patek Philippe Rose Gold Calatrava Ref. 2506

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Patek Philippe - Patek Philippe Yellow Gold Calatrava Ref. 2451, Retailed by Gubelin - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Ref. 2451, Retailed by Gubelin

Patek Philippe Yellow Gold Calatrava Ref. 2451, Retailed by Gubelin

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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 Platinum Ellipse Watch Ref. 5738 - The Keystone Watches

Patek Philippe Platinum Ellipse Watch Ref. 5738

Patek Philippe Platinum Ellipse Watch Ref. 5738

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Patek Philippe - Patek Philippe Nautilus Chronograph Watch Ref. 5980 - The Keystone Watches

Patek Philippe Nautilus Chronograph Watch Ref. 5980

Patek Philippe Nautilus Chronograph Watch Ref. 5980

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Patek Philippe - Patek Philippe Steel Nautilus Chronograph Watch Ref. 5990 - The Keystone Watches

Patek Philippe Steel Nautilus Chronograph Watch Ref. 5990

Patek Philippe Steel Nautilus Chronograph Watch Ref. 5990

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Patek Philippe - Patek Philippe White Gold Ellipse Watch Ref. 3648 - The Keystone Watches

Patek Philippe White Gold Ellipse Watch Ref. 3648

Patek Philippe White Gold Ellipse Watch Ref. 3648

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Patek Philippe - Patek Philippe Platinum Nautilus with Baguette Ruby Bezel Ref. 5711 - The Keystone Watches

Patek Philippe Platinum Nautilus with Baguette Ruby Bezel Ref. 5711

Patek Philippe Platinum Nautilus with Baguette Ruby Bezel Ref. 5711

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)

$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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