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Patek Philippe ROLEX Audemars Piguet CARTIER Vacheron Constantin Piaget OTHER (OMEGA, A. LANGE & SÖHNE, F.P. JOURNE, ETC.)
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Rolex Steel Big Red Daytona Ref. 6263


Sold Out

Rolex Yellow Gold Day-Date Ref. 1803 in Superb Condition

$21,500.00

Patek Philippe White Gold Mechanical Watch Ref. 3544


Sold Out

Rolex Yellow Gold GMT-Master Diamond Ruby Watch Ref. 16718


Sold Out

Rolex Two Tone GMT-Master Ref. 16713 with Original Warranty and Hang Tag


Sold Out

Patek Philippe White Gold Perpetual Calendar Watch Ref. 5140


Sold Out

Breguet White Gold Marine Automatic Watch Ref. 3400

$7,500.00

Patek Philippe White Gold Mechanical Watch

$7,800.00

A. Lange & Sohne Yellow Gold Lange 1 Ref. 101.021

$30,000.00

Cartier Yellow Gold Tank Ceinture Automatic Watch on Original Bracelet

$20,000.00

Patek Philippe Yellow Gold Skeleton Watch Ref. 3883

$38,000.00

Patek Philippe White Gold Bracelet Watch with Blue Dial

$14,500.00

Rolex Two-Tone Zenith Daytona Ref. 16523 with Original Warranty

$22,000.00

Patek Philippe Steel Aquanaut Ref. 5167

$70,000.00

Audemars Piguet Rose Gold Star Wheel Millenary Watch Ref. 25898

$48,000.00

Patek Philippe Platinum Annual Calendar Chronograph Ref. 5960

$58,500.00

Rolex White Gold Day-Date Ref. 118239


Sold Out

Daniel Roth Yellow Gold Moonphase Power Reserve Watch


Sold Out

Patek Philippe White Gold Perpetual Engraved Ref. 5160

$240,000.00

Cartier Yellow Gold Mechanical Watch

$6,000.00

Breguet Yellow Gold Classique Perpetual Calendar Watch Ref. 3050

$35,000.00

De Bethune Titanium Big Power Super Sport Ref. DB24

$48,000.00

Cartier Platinum Diamond Watch with European Watch & Clock Movement

$18,500.00

Patek Philippe Platinum Perpetual Calendar Retrograde Ref. 5059P

$50,000.00

Cartier Yellow Gold Ceinture Automatique Watch

$10,750.00

Patek Philippe Yellow Gold Bracelet Watch Ref. 3860 with Box and Papers

$8,800.00

Audemars Piguet Royal Oak Tantalum and Rose

$19,500.00

Audemars Piguet Yellow Gold Royal Oak First Series Jumbo Watch Ref. 5402

$275,000.00

Patek Philippe Steel Nautilus White Dial Watch Ref. 3800

$70,000.00

Rolex Platinum Daytona Ref. 116506

$145,000.00

Patek Philippe Platinum Perpetual Calendar Watch Ref. 5140


Sold Out

Patek Philippe White Gold Sector Dial Annual Calendar Watch Ref. 5396

$40,000.00

Rolex Yellow Gold Day-Date Ref. 18378 with Factory Ruby and Diamond Bezel

$28,500.00

Rolex Yellow Gold Day-Date Ref. 18048 with Factory Sapphire Diamond String Dial

$40,000.00

Patek Philippe Steel Nautilus Watch Ref. 3700


Sold Out

Audemars Piguet White Gold Royal Oak Ref. 15503 Limited Edition for Japan

$185,000.00
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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. 

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CONTACT US

You can reach us by emailing hello@thekeystone.com or call 213-632-9061

We are based in Beverly Hills, 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.

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