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Patek Philippe - Patek Philippe Platinum Nautilus Watch Ref. 3800 with Original Warranty - The Keystone Watches

Patek Philippe Platinum Nautilus Watch Ref. 3800 with Original Warranty

Patek Philippe Platinum Nautilus Watch Ref. 3800 with Original Warranty

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Rolex - Rolex Platinum Day-Date Ref. 18346 with Diamond Bezel and Dial - The Keystone Watches

Rolex Platinum Day-Date Ref. 18346 with Diamond Bezel and Dial

Rolex Platinum Day-Date Ref. 18346 with Diamond Bezel and Dial

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Patek Philippe - Patek Philippe Steel Calatrava Steel Ref. 565 - The Keystone Watches

Patek Philippe Steel Calatrava Steel Ref. 565

Patek Philippe Steel Calatrava Steel Ref. 565

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Patek Philippe - Patek Philippe Yellow Gold Beta 21 Watch Ref. 3587 - The Keystone Watches

Patek Philippe Yellow Gold Beta 21 Watch Ref. 3587

Patek Philippe Yellow Gold Beta 21 Watch Ref. 3587

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Rolex - Rolex Yellow Gold Datejust Ref. 1607 with Unusual Bracelet - The Keystone Watches

Rolex Yellow Gold Datejust Ref. 1607 with Unusual Bracelet

Rolex Yellow Gold Datejust Ref. 1607 with Unusual Bracelet

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Vacheron Constantin - Vacheron Constantin Chronometre Royal Yellow Gold Bracelet Watch Ref. 6075 - The Keystone Watches

Vacheron Constantin Chronometre Royal Yellow Gold Bracelet Watch Ref. 6075

Vacheron Constantin Chronometre Royal Yellow Gold Bracelet Watch Ref. 6075

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Rolex - Rolex Cosmograph Daytona Patrizzi Watch Ref. 16520 - The Keystone Watches

Rolex Cosmograph Daytona Patrizzi Watch Ref. 16520

Rolex Cosmograph Daytona Patrizzi Watch Ref. 16520

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

Rolex Yellow Gold Cosmograph Floating Daytona Watch Ref. 16528

Rolex Yellow Gold Cosmograph Floating Daytona Watch Ref. 16528

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Rolex - Rolex Yellow Gold Day-Date Howlite Watch Ref. 18238 - The Keystone Watches

Rolex Yellow Gold Day-Date Howlite Watch Ref. 18238

Rolex Yellow Gold Day-Date Howlite Watch Ref. 18238

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Jaeger LeCoultre - Jaeger Lecoultre Rose Gold Minute Repeater Reverso Watch, Ref. 270.2.73 - The Keystone Watches

Jaeger Lecoultre Rose Gold Minute Repeater Reverso Watch, Ref. 270.2.73

Jaeger Lecoultre Rose Gold Minute Repeater Reverso Watch, Ref. 270.2.73

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Jaeger LeCoultre - Jaeger Lecoultre Rose Gold Reverso Tourbillon Watch, Ref. 270.2.68 - The Keystone Watches

Jaeger Lecoultre Rose Gold Reverso Tourbillon Watch, Ref. 270.2.68

Jaeger Lecoultre Rose Gold Reverso Tourbillon Watch, Ref. 270.2.68

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Patek Philippe - Patek Philippe Yellow Gold Nautilus Watch Ref. 3800 - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Watch Ref. 3800

Patek Philippe Yellow Gold Nautilus Watch Ref. 3800

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Vacheron Constantin - Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4072 - The Keystone Watches

Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4072

Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4072

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Rolex - Rolex Yellow Gold Day-Date Aventurine Dial Watch Ref. 18038 - The Keystone Watches

Rolex Yellow Gold Day-Date Aventurine Dial Watch Ref. 18038

Rolex Yellow Gold Day-Date Aventurine Dial Watch Ref. 18038

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Rolex - Rolex Platinum Day-Date Ref 18046 with Diamond Bezel and Diamond Dial - The Keystone Watches

Rolex Platinum Day-Date Ref 18046 with Diamond Bezel and Diamond Dial

Rolex Platinum Day-Date Ref 18046 with Diamond Bezel and Diamond Dial

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Cartier - Cartier Yellow Gold Tank Normale Watch - The Keystone Watches

Cartier Yellow Gold Tank Normale Watch

Cartier Yellow Gold Tank Normale Watch

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Patek Philippe - Patek Philippe Yellow Gold Calatrava Ref. 2508 - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Ref. 2508

Patek Philippe Yellow Gold Calatrava Ref. 2508

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Patek Philippe - Patek Philippe Yellow Gold Perpetual Calendar Ref. 3945 - The Keystone Watches

Patek Philippe Yellow Gold Perpetual Calendar Ref. 3945

Patek Philippe Yellow Gold Perpetual Calendar Ref. 3945

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Rolex - Rolex Yellow Gold Day-Date Ref. 18238 Sapphire and Diamond String Dial - The Keystone Watches

Rolex Yellow Gold Day-Date Ref. 18238 Sapphire and Diamond String Dial

Rolex Yellow Gold Day-Date Ref. 18238 Sapphire and Diamond String Dial

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Rolex - Rolex Yellow Gold Datejust Diamond and Ruby Watch Ref. 69038 - The Keystone Watches

Rolex Yellow Gold Datejust Diamond and Ruby Watch Ref. 69038

Rolex Yellow Gold Datejust Diamond and Ruby Watch Ref. 69038

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Patek Philippe - Patek Philippe Nautilus Yellow Gold diamond dial ref. 3800/1 - The Keystone Watches

Patek Philippe Nautilus Yellow Gold diamond dial ref. 3800/1

Patek Philippe Nautilus Yellow Gold diamond dial ref. 3800/1

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Rolex - Rolex Yellow Gold Day-Date Watch Ref. 1807, Retailed by Asprey with Khanjar Emblem - The Keystone Watches

Rolex Yellow Gold Day-Date Watch Ref. 1807, Retailed by Asprey with Khanjar Emblem

Rolex Yellow Gold Day-Date Watch Ref. 1807, Retailed by Asprey with Khanjar Emblem

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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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