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

Patek Philippe Platinum Nautilus Watch Ref. 3800

Patek Philippe Platinum Nautilus Watch Ref. 3800

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Patek Philippe - Patek Philippe Platinum Celestial Emerald Watch Ref. 6104 (NEW ARRIVAL) - The Keystone Watches

Patek Philippe Platinum Celestial Emerald Watch Ref. 6104 (NEW ARRIVAL)

Patek Philippe Platinum Celestial Emerald Watch Ref. 6104 (NEW ARRIVAL)

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Rolex - Rolex Platinum and Diamond Day-Date Ref. 18956 (NEW ARRIVAL) - The Keystone Watches

Rolex Platinum and Diamond Day-Date Ref. 18956 (NEW ARRIVAL)

Rolex Platinum and Diamond Day-Date Ref. 18956 (NEW ARRIVAL)

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Patek Philippe - Patek Philippe Platinum Split Seconds Chronograph Watch Ref. 5370 - The Keystone Watches

Patek Philippe Platinum Split Seconds Chronograph Watch Ref. 5370

Patek Philippe Platinum Split Seconds Chronograph Watch Ref. 5370

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Patek Philippe - Patek Philippe Platinum Perpetual Calendar Split Seconds Chronograph Watch Ref. 5204P - The Keystone Watches

Patek Philippe Platinum Perpetual Calendar Split Seconds Chronograph Watch Ref. 5204P

Patek Philippe Platinum Perpetual Calendar Split Seconds Chronograph Watch Ref. 5204P

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Rolex - Rolex Platinum Day-Date Platinum Diamond Watch Ref. 18366 - The Keystone Watches

Rolex Platinum Day-Date Platinum Diamond Watch Ref. 18366

Rolex Platinum Day-Date Platinum Diamond Watch Ref. 18366

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Vacheron Constantin Platinum Chronograph Watch Ref. 49002

Vacheron Constantin Platinum Chronograph Watch Ref. 49002

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Audemars Piguet - Audemars Piguet RD2 Perpetual Calendar Ref. 26586 - The Keystone Watches

Audemars Piguet RD2 Perpetual Calendar Ref. 26586

Audemars Piguet RD2 Perpetual Calendar Ref. 26586

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Cartier - Cartier Platinum Ronde Louis Cartier CPCP Ref. 1897E (NEW ARRIVAL) - The Keystone Watches

Cartier Platinum Ronde Louis Cartier CPCP Ref. 1897E (NEW ARRIVAL)

Cartier Platinum Ronde Louis Cartier CPCP Ref. 1897E (NEW ARRIVAL)

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Rolex - Rolex Platinum Cosmograph Daytona Watch Ref. 116506 (NEW ARRIVAL) - The Keystone Watches

Rolex Platinum Cosmograph Daytona Watch Ref. 116506 (NEW ARRIVAL)

Rolex Platinum Cosmograph Daytona Watch Ref. 116506 (NEW ARRIVAL)

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Vacheron Constantin - Vacheron Constantin Platinum Renaissance Ref. 92084 (NEW ARRIVAL) - The Keystone Watches

Vacheron Constantin Platinum Renaissance Ref. 92084 (NEW ARRIVAL)

Vacheron Constantin Platinum Renaissance Ref. 92084 (NEW ARRIVAL)

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Cartier - Cartier Platinum Tank Chinoise Ref. 2685 - The Keystone Watches

Cartier Platinum Tank Chinoise Ref. 2685

Cartier Platinum Tank Chinoise Ref. 2685

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Rolex - Rolex Platinum Daytona Watch Ref. 116506 with Baguette Diamond Markers - The Keystone Watches

Rolex Platinum Daytona Watch Ref. 116506 with Baguette Diamond Markers

Rolex Platinum Daytona Watch Ref. 116506 with Baguette Diamond Markers

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Patek Philippe - Patek Philippe Platinum Chronograph Watch Ref. 5170 - The Keystone Watches

Patek Philippe Platinum Chronograph Watch Ref. 5170

Patek Philippe Platinum Chronograph Watch Ref. 5170

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Breguet - Breguet Platinum Double Tourbillon Watch Ref. 5347PT - The Keystone Watches

Breguet Platinum Double Tourbillon Watch Ref. 5347PT

Breguet Platinum Double Tourbillon Watch Ref. 5347PT

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Patek Philippe - Patek Philippe Platinum Pocket Watch - The Keystone Watches

Patek Philippe Platinum Pocket Watch

Patek Philippe Platinum Pocket 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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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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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 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

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Patek Philippe - Patek Philippe Platinum Perpetual Calendar Watch Ref. 5140 - The Keystone Watches

Patek Philippe Platinum Perpetual Calendar Watch Ref. 5140

Patek Philippe Platinum Perpetual Calendar Watch Ref. 5140

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Patek Philippe Platinum Minute Repeater Perpetual Calendar Watch Ref. 5216

Patek Philippe Platinum Minute Repeater Perpetual Calendar Watch Ref. 5216

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Patek Philippe - Patek Philippe Platinum Grand Complications Minute Repeater Watch Ref. 5207 - The Keystone Watches

Patek Philippe Platinum Grand Complications Minute Repeater Watch Ref. 5207

Patek Philippe Platinum Grand Complications Minute Repeater Watch Ref. 5207

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Rolex - Rolex Platinum Day-Date Ref. 218206 - The Keystone Watches

Rolex Platinum Day-Date Ref. 218206

Rolex Platinum Day-Date Ref. 218206

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Patek Philippe - Patek Philippe Platinum World Time Watch Ref. 5110 - The Keystone Watches

Patek Philippe Platinum World Time Watch Ref. 5110

Patek Philippe Platinum World Time Watch Ref. 5110

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Patek Philippe - Patek Philippe Platinum Chronograph Watch Ref. 5070 - The Keystone Watches

Patek Philippe Platinum Chronograph Watch Ref. 5070

Patek Philippe Platinum Chronograph Watch Ref. 5070

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Patek Philippe - Patek Philippe Platinum Chronograph Watch Ref. 5070, Double Sealed - The Keystone Watches

Patek Philippe Platinum Chronograph Watch Ref. 5070, Double Sealed

Patek Philippe Platinum Chronograph Watch Ref. 5070, Double Sealed

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Patek Philippe - Patek Philippe Platinum Perpetual Split Seconds Chronograph Watch Ref. 5204 - The Keystone Watches

Patek Philippe Platinum Perpetual Split Seconds Chronograph Watch Ref. 5204

Patek Philippe Platinum Perpetual Split Seconds Chronograph Watch Ref. 5204

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Patek Philippe - Patek Philippe Platinum Handcrafts Cloisonne Peacock Watch, Ref. 5077 Unworn and Double Sealed - The Keystone Watches

Patek Philippe Platinum Handcrafts Cloisonne Peacock Watch, Ref. 5077 Unworn and Double Sealed

Patek Philippe Platinum Handcrafts Cloisonne Peacock Watch, Ref. 5077 Unworn and Double Sealed

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Patek Philippe - Patek Philippe Platinum Perpetual Calendar Chronograph Diamond Watch Ref. 5271 - The Keystone Watches

Patek Philippe Platinum Perpetual Calendar Chronograph Diamond Watch Ref. 5271

Patek Philippe Platinum Perpetual Calendar Chronograph Diamond Watch Ref. 5271

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Rolex - Rolex Platinum Day-Date Diamond Watch Ref. 228396 - The Keystone Watches

Rolex Platinum Day-Date Diamond Watch Ref. 228396

Rolex Platinum Day-Date Diamond Watch Ref. 228396

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Patek Philippe - Patek Philippe Platinum Calatrava Watch Ref. 5298 with Baguette Diamonds - The Keystone Watches

Patek Philippe Platinum Calatrava Watch Ref. 5298 with Baguette Diamonds

Patek Philippe Platinum Calatrava Watch Ref. 5298 with Baguette Diamonds

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Audemars Piguet - Audemars Piguet Platinum Royal Oak Tourbillon Watch Ref. 26535PT with Baguette Diamonds - The Keystone Watches

Audemars Piguet Platinum Royal Oak Tourbillon Watch Ref. 26535PT with Baguette Diamonds

Audemars Piguet Platinum Royal Oak Tourbillon Watch Ref. 26535PT with Baguette Diamonds

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Patek Philippe - Patek Philippe Platinum Perpetual Calendar Chrono Watch Ref. 5270 - The Keystone Watches

Patek Philippe Platinum Perpetual Calendar Chrono Watch Ref. 5270

Patek Philippe Platinum Perpetual Calendar Chrono Watch Ref. 5270

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Audemars Piguet - Audemars Piguet Platinum Royal Oak with Mother of Pearl and Diamond Dial - The Keystone Watches

Audemars Piguet Platinum Royal Oak with Mother of Pearl and Diamond Dial

Audemars Piguet Platinum Royal Oak with Mother of Pearl and Diamond Dial

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Rolex - Rolex Platinum Ice-Blue Day-Date Ref. 228396 with Baguette Diamonds - The Keystone Watches

Rolex Platinum Ice-Blue Day-Date Ref. 228396 with Baguette Diamonds

Rolex Platinum Ice-Blue Day-Date Ref. 228396 with Baguette Diamonds

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New Arrivals Preview
 
Piaget - Piaget White Gold Mechanical Bracelet Watch Ref. P10178 (New Arrival) - The Keystone Watches

Piaget White Gold Mechanical Bracelet Watch Ref. P10178 (New Arrival)

Piaget White Gold Mechanical Bracelet Watch Ref. P10178 (New Arrival)

$10,750 USD
 
Piaget - Piaget White Gold Watch Ref. 80131 (New Arrival) - The Keystone Watches

Piaget White Gold Watch Ref. 80131 (New Arrival)

Piaget White Gold Watch Ref. 80131 (New Arrival)

$9,500 USD
 
Omega - Omega Yellow Gold Automatic Watch Retailed by Turler (New Arrival) - The Keystone Watches

Omega Yellow Gold Automatic Watch Retailed by Turler (New Arrival)

Omega Yellow Gold Automatic Watch Retailed by Turler (New Arrival)

$4,950 USD
 
Breguet - Breguet Yellow Gold Classique Ref. 3210 (NEW ARRIVAL) - The Keystone Watches

Breguet Yellow Gold Classique Ref. 3210 (NEW ARRIVAL)

Breguet Yellow Gold Classique Ref. 3210 (NEW ARRIVAL)

$7,200 USD
 
Audemars Piguet - Audemars Piguet White Gold Round Watch with Beaded Bracelet and Pave Diamond and Sapphire Dial (New Arrival) - The Keystone Watches

Audemars Piguet White Gold Round Watch with Beaded Bracelet and Pave Diamond and Sapphire Dial (New Arrival)

Audemars Piguet White Gold Round Watch with Beaded Bracelet and Pave Diamond and Sapphire Dial (New Arrival)

$9,800 USD
 
Louis Vuitton - Louis Vuitton Green Ceramic Monterey II (New Arrival) - The Keystone Watches

Louis Vuitton Green Ceramic Monterey II (New Arrival)

Louis Vuitton Green Ceramic Monterey II (New Arrival)

$8,800 USD
 
Omega - Omega Yellow Gold Vintage Pocket Watch 1182.61 (New Arrival) - The Keystone Watches

Omega Yellow Gold Vintage Pocket Watch 1182.61 (New Arrival)

Omega Yellow Gold Vintage Pocket Watch 1182.61 (New Arrival)

$6,500 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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