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Rolex - Rolex White Gold Day-Date Ref. 18239 with Diamond Markers - The Keystone Watches

Rolex White Gold Day-Date Ref. 18239 with Diamond Markers

Rolex White Gold Day-Date Ref. 18239 with Diamond Markers

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Rolex - Rolex Steel Submariner Ref. 1680 in Fantastic Original Condition - The Keystone Watches

Rolex Steel Submariner Ref. 1680 in Fantastic Original Condition

Rolex Steel Submariner Ref. 1680 in Fantastic Original Condition

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Rolex - Rolex Steel Explorer Ref. 1016 - The Keystone Watches

Rolex Steel Explorer Ref. 1016

Rolex Steel Explorer Ref. 1016

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Patek Philippe - Patek Philippe Yellow Gold Nautilus Ref. 3800 with Box and Papers - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Ref. 3800 with Box and Papers

Patek Philippe Yellow Gold Nautilus Ref. 3800 with Box and Papers

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Rolex - Rolex White Gold Day-Date Ref. 18239 with Salmon Dial - The Keystone Watches

Rolex White Gold Day-Date Ref. 18239 with Salmon Dial

Rolex White Gold Day-Date Ref. 18239 with Salmon Dial

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Audemars Piguet - Audemars Piguet Yellow Gold Royal Oak Perpetual Calendar Watch Ref. 25654 - The Keystone Watches

Audemars Piguet Yellow Gold Royal Oak Perpetual Calendar Watch Ref. 25654

Audemars Piguet Yellow Gold Royal Oak Perpetual Calendar Watch Ref. 25654

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Patek Philippe - Patek Philippe Yellow Gold Nautilus Diamond Emerald Watch Ref. 3800/5 - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Diamond Emerald Watch Ref. 3800/5

Patek Philippe Yellow Gold Nautilus Diamond Emerald Watch Ref. 3800/5

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Rolex - Rolex Yellow Gold Submariner Ref. 16618 - The Keystone Watches

Rolex Yellow Gold Submariner Ref. 16618

Rolex Yellow Gold Submariner Ref. 16618

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Patek Philippe - Patek Philippe Platinum Calatrava Sapphire Dial Watch Ref. 3796 - The Keystone Watches

Patek Philippe Platinum Calatrava Sapphire Dial Watch Ref. 3796

Patek Philippe Platinum Calatrava Sapphire Dial Watch Ref. 3796

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Rolex - Rolex Platinum Ice Blue Day-Date Ref. 18206 - The Keystone Watches

Rolex Platinum Ice Blue Day-Date Ref. 18206

Rolex Platinum Ice Blue Day-Date Ref. 18206

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Rolex - Rolex Yellow Gold Day-Date Ref. 18238 with Emerald String Dial - The Keystone Watches

Rolex Yellow Gold Day-Date Ref. 18238 with Emerald String Dial

Rolex Yellow Gold Day-Date Ref. 18238 with Emerald String Dial

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Rolex - Rolex Tridor Day-Date Ref. 18239 with Mother of Pearl and Baguette Diamond Dial - The Keystone Watches

Rolex Tridor Day-Date Ref. 18239 with Mother of Pearl and Baguette Diamond Dial

Rolex Tridor Day-Date Ref. 18239 with Mother of Pearl and Baguette Diamond Dial

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Patek Philippe - Patek Philippe White Gold Calatrava Watch Ref. 3759 with Original Diamond Bezel and Dial - The Keystone Watches

Patek Philippe White Gold Calatrava Watch Ref. 3759 with Original Diamond Bezel and Dial

Patek Philippe White Gold Calatrava Watch Ref. 3759 with Original Diamond Bezel and Dial

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Rolex - Rolex Yellow Gold Oysterquartz Rainbow Watch Ref. 19158 with Original Box and Papers - The Keystone Watches

Rolex Yellow Gold Oysterquartz Rainbow Watch Ref. 19158 with Original Box and Papers

Rolex Yellow Gold Oysterquartz Rainbow Watch Ref. 19158 with Original Box and Papers

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Rolex - Rolex Steel Zenith Daytona Ref. 16520 with Original Caseback Sticker - The Keystone Watches

Rolex Steel Zenith Daytona Ref. 16520 with Original Caseback Sticker

Rolex Steel Zenith Daytona Ref. 16520 with Original Caseback Sticker

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Rolex - Rolex Yellow Gold Zenith Daytona MOP, Ref. 16518 - The Keystone Watches

Rolex Yellow Gold Zenith Daytona MOP, Ref. 16518

Rolex Yellow Gold Zenith Daytona MOP, Ref. 16518

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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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Rolex - Rolex White and Yellow Gold Cellini Ref. 4150 - The Keystone Watches

Rolex White and Yellow Gold Cellini Ref. 4150

Rolex White and Yellow Gold Cellini Ref. 4150

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Patek Philippe - Patek Philippe Yellow Gold Enamel Engraved Pocket Watch from 1921 - The Keystone Watches

Patek Philippe Yellow Gold Enamel Engraved Pocket Watch from 1921

Patek Philippe Yellow Gold Enamel Engraved Pocket Watch from 1921

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Rolex - Rolex Two-Tone Zenith Daytona Ref. 16523 - The Keystone Watches

Rolex Two-Tone Zenith Daytona Ref. 16523

Rolex Two-Tone Zenith Daytona Ref. 16523

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Audemars Piguet - Audemars Piguet Steel Royal Oak Ref. 14790 with Yves Klein Blue Dial - The Keystone Watches

Audemars Piguet Steel Royal Oak Ref. 14790 with Yves Klein Blue Dial

Audemars Piguet Steel Royal Oak Ref. 14790 with Yves Klein Blue Dial

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Patek Philippe Steel Nautilus Ref. 3800 with Rare Arabic Numeral Dial and Original Warranty

Patek Philippe Steel Nautilus Ref. 3800 with Rare Arabic Numeral Dial and Original Warranty

Patek Philippe Steel Nautilus Ref. 3800 with Rare Arabic Numeral Dial and Original Warranty

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New Arrivals Preview
 
Rolex Yellow Gold Queen Midas Watch Ref. 4314 with Lapis and Diamond Dial (New Arrival)

Rolex Yellow Gold Queen Midas Watch Ref. 4314 with Lapis and Diamond Dial (New Arrival)

Rolex Yellow Gold Queen Midas Watch Ref. 4314 with Lapis and Diamond Dial (New Arrival)

$38,000 USD
 
Patek Philippe White Gold Baguette Diamond Watch Ref. 3540 (New Arrival)

Patek Philippe White Gold Baguette Diamond Watch Ref. 3540 (New Arrival)

Patek Philippe White Gold Baguette Diamond Watch Ref. 3540 (New Arrival)

$30,000 USD
 
Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival)

Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival)

Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival)

$60,000 USD
 
Breguet Cushion Shaped Diver 200m Watch (New Arrival)

Breguet Cushion Shaped Diver 200m Watch (New Arrival)

Breguet Cushion Shaped Diver 200m Watch (New Arrival)

$58,000 USD
 
Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival)

Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival)

Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival)

$18,000 USD
 
Cartier Yellow Gold Tank Normale Bracelet Watch  Ref. 78092 (New Arrival)

Cartier Yellow Gold Tank Normale Bracelet Watch Ref. 78092 (New Arrival)

Cartier Yellow Gold Tank Normale Bracelet Watch Ref. 78092 (New Arrival)

$36,000 USD
 
Cartier - Cartier Yellow Gold Tank Reverso (New Arrival) - The Keystone Watches

Cartier Yellow Gold Tank Reverso (New Arrival)

Cartier Yellow Gold Tank Reverso (New Arrival)

$34,500 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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