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Rolex - Rolex White Gold Daytona Blue Beach Ref. 116519 - The Keystone Watches

Rolex White Gold Daytona Blue Beach Ref. 116519

Rolex White Gold Daytona Blue Beach Ref. 116519

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Patek Philippe - Patek Philippe Yellow Gold Vintage Watch Ref. 3858 - The Keystone Watches

Patek Philippe Yellow Gold Vintage Watch Ref. 3858

Patek Philippe Yellow Gold Vintage Watch Ref. 3858

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Patek Philippe - Patek Philippe White Gold Chronograph Ref. 5170G - The Keystone Watches

Patek Philippe White Gold Chronograph Ref. 5170G

Patek Philippe White Gold Chronograph Ref. 5170G

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Patek Philippe - Patek Philippe Platinum Perpetual Calendar Chronograph Watch Ref. 5970 - The Keystone Watches

Patek Philippe Platinum Perpetual Calendar Chronograph Watch Ref. 5970

Patek Philippe Platinum Perpetual Calendar Chronograph Watch Ref. 5970

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Patek Philippe - Patek Philippe Yellow Gold Nautilus Ref. 3800 with Factory Diamond and Ruby Dial - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Ref. 3800 with Factory Diamond and Ruby Dial

Patek Philippe Yellow Gold Nautilus Ref. 3800 with Factory Diamond and Ruby Dial

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Patek Philippe - Patek Philippe Yellow Gold Nautilus Ref. 3800/105 with Pave Diamond and Emerald - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Ref. 3800/105 with Pave Diamond and Emerald

Patek Philippe Yellow Gold Nautilus Ref. 3800/105 with Pave Diamond and Emerald

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Audemars Piguet - Audemars Piguet White Gold Tank Watch with Luminous Arabic Numerals - The Keystone Watches

Audemars Piguet White Gold Tank Watch with Luminous Arabic Numerals

Audemars Piguet White Gold Tank Watch with Luminous Arabic Numerals

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Patek Philippe - Patek Philippe Yellow Gold Nautilus Ref. 3800 with Factory Diamond and Ruby Dial - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Ref. 3800 with Factory Diamond and Ruby Dial

Patek Philippe Yellow Gold Nautilus Ref. 3800 with Factory Diamond and Ruby Dial

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Patek Philippe Rose Gold Chronograph Ref. 1579

Patek Philippe Rose Gold Chronograph Ref. 1579

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Audemars Piguet - Audemars Piguet White Gold Cobra Ref. 5403 - The Keystone Watches

Audemars Piguet White Gold Cobra Ref. 5403

Audemars Piguet White Gold Cobra Ref. 5403

Sold Out

 

Patek Philippe Yellow Gold Calatrava Ref. 534 with Silver Sector Dial

Patek Philippe Yellow Gold Calatrava Ref. 534 with Silver Sector Dial

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Breguet - Breguet White Gold Type XX Transatlantique Ref. 3820 - The Keystone Watches

Breguet White Gold Type XX Transatlantique Ref. 3820

Breguet White Gold Type XX Transatlantique Ref. 3820

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Patek Philippe - Patek Philippe Steel Aquanaut First Series Watch Ref. 5060 - The Keystone Watches

Patek Philippe Steel Aquanaut First Series Watch Ref. 5060

Patek Philippe Steel Aquanaut First Series Watch Ref. 5060

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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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Rolex - Rolex White Gold Daytona Ref. 116519 with Original Sticker on Back - The Keystone Watches

Rolex White Gold Daytona Ref. 116519 with Original Sticker on Back

Rolex White Gold Daytona Ref. 116519 with Original Sticker on Back

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Rolex - Rolex White Gold Day Date Ref. 18039 with Blue Tritium Dial - The Keystone Watches

Rolex White Gold Day Date Ref. 18039 with Blue Tritium Dial

Rolex White Gold Day Date Ref. 18039 with Blue Tritium Dial

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Rolex - Rolex Steel GMT Master Ref. 1675 with Gilt Chapter Ring Dial - The Keystone Watches

Rolex Steel GMT Master Ref. 1675 with Gilt Chapter Ring Dial

Rolex Steel GMT Master Ref. 1675 with Gilt Chapter Ring Dial

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Patek Philippe - Patek Philippe Rose Gold Perpetual Calendar Ref. 5040 retailed by Tiffany & Co. - The Keystone Watches

Patek Philippe Rose Gold Perpetual Calendar Ref. 5040 retailed by Tiffany & Co.

Patek Philippe Rose Gold Perpetual Calendar Ref. 5040 retailed by Tiffany & Co.

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Patek Philippe - Patek Philippe Platinum Grand Complication Ref. 5016 - The Keystone Watches

Patek Philippe Platinum Grand Complication Ref. 5016

Patek Philippe Platinum Grand Complication Ref. 5016

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Blancpain - Blancpain Platinum Leman Tourbillon Perpetual Calendar 8 Days Watch Ref. 2625 - The Keystone Watches

Blancpain Platinum Leman Tourbillon Perpetual Calendar 8 Days Watch Ref. 2625

Blancpain Platinum Leman Tourbillon Perpetual Calendar 8 Days Watch Ref. 2625

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Rolex - Rolex Steel Daytona Big Red Ref. 6263 with Box and Papers - The Keystone Watches

Rolex Steel Daytona Big Red Ref. 6263 with Box and Papers

Rolex Steel Daytona Big Red Ref. 6263 with Box and Papers

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Patek Philippe White Gold Calatrava Ref. 3445

Patek Philippe White Gold Calatrava Ref. 3445

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Rolex - Rolex White Gold Day Date ref. 18239 with Black Tritium Dial - The Keystone Watches

Rolex White Gold Day Date ref. 18239 with Black Tritium Dial

Rolex White Gold Day Date ref. 18239 with Black Tritium Dial

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Rolex - Rolex Steel Cosmograph Daytona Ref. 6239 - The Keystone Watches

Rolex Steel Cosmograph Daytona Ref. 6239

Rolex Steel Cosmograph Daytona Ref. 6239

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Audemars Piguet Steel Royal Oak Quantieme Perpetual Ref. 25820

Audemars Piguet Steel Royal Oak Quantieme Perpetual Ref. 25820

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Patek Philippe - Patek Philippe Yellow Gold World Time Watch Ref. 1415 - The Keystone Watches

Patek Philippe Yellow Gold World Time Watch Ref. 1415

Patek Philippe Yellow Gold World Time Watch Ref. 1415

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Rolex - Rolex Yellow Gold Zenith Daytona Cosmograph Ref. 16528 - The Keystone Watches

Rolex Yellow Gold Zenith Daytona Cosmograph Ref. 16528

Rolex Yellow Gold Zenith Daytona Cosmograph Ref. 16528

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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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Bulgari - Bulgari Platinum Tourbillon Watch - The Keystone Watches

Bulgari Platinum Tourbillon Watch

Bulgari Platinum Tourbillon Watch

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Patek Philippe - Patek Philippe Steel Calatrava Ref. 3418 - The Keystone Watches

Patek Philippe Steel Calatrava Ref. 3418

Patek Philippe Steel Calatrava Ref. 3418

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Audemars Piguet - Audemars Piguet Platinum Watch - The Keystone Watches

Audemars Piguet Platinum Watch

Audemars Piguet Platinum Watch

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Patek Philippe - Patek Philippe Yellow Gold Calatrava ref 3893 with Cream Tiffany & Co. Dial - The Keystone Watches

Patek Philippe Yellow Gold Calatrava ref 3893 with Cream Tiffany & Co. Dial

Patek Philippe Yellow Gold Calatrava ref 3893 with Cream Tiffany & Co. Dial

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Cartier White Gold Rotonde Mystery Ref. W1556224

Cartier White Gold Rotonde Mystery Ref. W1556224

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Piaget - Piaget Yellow Gold Gouverneur Triple Calendar Ref. 15958 with Rare Textured Dial - The Keystone Watches

Piaget Yellow Gold Gouverneur Triple Calendar Ref. 15958 with Rare Textured Dial

Piaget Yellow Gold Gouverneur Triple Calendar Ref. 15958 with Rare Textured Dial

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Rolex - Rolex Steel Oyster Perpetual Date ref 1530 - The Keystone Watches

Rolex Steel Oyster Perpetual Date ref 1530

Rolex Steel Oyster Perpetual Date ref 1530

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Breguet - Breguet Yellow Gold Classique Minute Repeater ref. 3637 - The Keystone Watches

Breguet Yellow Gold Classique Minute Repeater ref. 3637

Breguet Yellow Gold Classique Minute Repeater ref. 3637

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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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