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Audemars Piguet - Audemars Piguet Platinum Extra-Plat Ultra-Thin Watch - The Keystone Watches

Audemars Piguet Platinum Extra-Plat Ultra-Thin Watch

Audemars Piguet Platinum Extra-Plat Ultra-Thin Watch

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Audemars Piguet Platinum Grand Sonnerie Skeleton Watch with Diamonds, Possibly Unique

Audemars Piguet Platinum Grand Sonnerie Skeleton Watch with Diamonds, Possibly Unique

Audemars Piguet Platinum Grand Sonnerie Skeleton Watch with Diamonds, Possibly Unique

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Audemars Piguet - Audemars Piguet Platinum John Schaeffer Minute Repeater Watch - The Keystone Watches

Audemars Piguet Platinum John Schaeffer Minute Repeater Watch

Audemars Piguet Platinum John Schaeffer Minute Repeater Watch

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Audemars Piguet - Audemars Piguet Platinum John Schaeffer Watch - The Keystone Watches

Audemars Piguet Platinum John Schaeffer Watch

Audemars Piguet Platinum John Schaeffer Watch

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Audemars Piguet Platinum John Shaeffer Luminous Minute Repeater Ref. 25882

Audemars Piguet Platinum John Shaeffer Luminous Minute Repeater Ref. 25882

Audemars Piguet Platinum John Shaeffer Luminous Minute Repeater Ref. 25882

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Audemars Piguet - Audemars Piguet Platinum Jules Audemars Carillon Minute Repeater Watch - The Keystone Watches

Audemars Piguet Platinum Jules Audemars Carillon Minute Repeater Watch

Audemars Piguet Platinum Jules Audemars Carillon Minute Repeater Watch

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Audemars Piguet - Audemars Piguet Platinum Jules Audemars Dual Time Blue Dial - The Keystone Watches

Audemars Piguet Platinum Jules Audemars Dual Time Blue Dial

Audemars Piguet Platinum Jules Audemars Dual Time Blue Dial

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Audemars Piguet Platinum Jump Hour Minute Repeater Ref. 26151

Audemars Piguet Platinum Jump Hour Minute Repeater Ref. 26151

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Audemars Piguet Platinum Jump Hour Minute Repeater Ref. 26151

Audemars Piguet Platinum Jump Hour Minute Repeater Ref. 26151

Audemars Piguet Platinum Jump Hour Minute Repeater Ref. 26151

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Audemars Piguet Platinum Jump Hour Minute Repeater Ref. 26151 (New Arrival)

Audemars Piguet Platinum Jump Hour Minute Repeater Ref. 26151 (New Arrival)

Audemars Piguet Platinum Jump Hour Minute Repeater Ref. 26151 (New Arrival)

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Audemars Piguet - Audemars Piguet Platinum Jump Hour Minute Repeater Watch Ref. 25723 - The Keystone Watches

Audemars Piguet Platinum Jump Hour Minute Repeater Watch Ref. 25723

Audemars Piguet Platinum Jump Hour Minute Repeater Watch Ref. 25723

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Audemars Piguet - Audemars Piguet Platinum Perpetual Skeleton Watch - The Keystone Watches

Audemars Piguet Platinum Perpetual Skeleton Watch

Audemars Piguet Platinum Perpetual Skeleton Watch

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Audemars Piguet Platinum Quantieme Perpetual Calendar Watch Ref. 25850

Audemars Piguet Platinum Quantieme Perpetual Calendar Watch Ref. 25850

Audemars Piguet Platinum Quantieme Perpetual Calendar Watch Ref. 25850

$115,000 USD
 
Audemars Piguet Platinum Quantieme Perpetual Ref. 25548 with Rare Silver Dial (New Arrival)

Audemars Piguet Platinum Quantieme Perpetual Ref. 25548 with Rare Silver Dial (New Arrival)

Audemars Piguet Platinum Quantieme Perpetual Ref. 25548 with Rare Silver Dial (New Arrival)

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Audemars Piguet Platinum Quantieme Perpetual Ref. 25717 with Original Box and Papers

Audemars Piguet Platinum Quantieme Perpetual Ref. 25717 with Original Box and Papers

Audemars Piguet Platinum Quantieme Perpetual Ref. 25717 with Original Box and Papers

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Audemars Piguet - Audemars Piguet Platinum Royal Oak Anniversary Tourbillon Watch, Ref. 25831 - The Keystone Watches

Audemars Piguet Platinum Royal Oak Anniversary Tourbillon Watch, Ref. 25831

Audemars Piguet Platinum Royal Oak Anniversary Tourbillon Watch, Ref. 25831

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Audemars Piguet - Audemars Piguet Platinum Royal Oak Diamond Watch Ref. 56175 - The Keystone Watches

Audemars Piguet Platinum Royal Oak Diamond Watch Ref. 56175

Audemars Piguet Platinum Royal Oak Diamond Watch Ref. 56175

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Audemars Piguet - Audemars Piguet Platinum Royal Oak Offshore Tourbillon Watch Ref. 26388 - The Keystone Watches

Audemars Piguet Platinum Royal Oak Offshore Tourbillon Watch Ref. 26388

Audemars Piguet Platinum Royal Oak Offshore Tourbillon Watch Ref. 26388

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Audemars Piguet - Audemars Piguet Platinum Royal Oak Offshore Tourbillon Watch Ref. 26388 - The Keystone Watches

Audemars Piguet Platinum Royal Oak Offshore Tourbillon Watch Ref. 26388

Audemars Piguet Platinum Royal Oak Offshore Tourbillon Watch Ref. 26388

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Audemars Piguet - Audemars Piguet Platinum Royal Oak Quantieme Perpetual Skeleton Watch, Ref. 25829PT - The Keystone Watches

Audemars Piguet Platinum Royal Oak Quantieme Perpetual Skeleton Watch, Ref. 25829PT

Audemars Piguet Platinum Royal Oak Quantieme Perpetual Skeleton Watch, Ref. 25829PT

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Audemars Piguet - Audemars Piguet Platinum Royal Oak Ref. 15206, Limited Edition of 70 - The Keystone Watches

Audemars Piguet Platinum Royal Oak Ref. 15206, Limited Edition of 70

Audemars Piguet Platinum Royal Oak Ref. 15206, Limited Edition of 70

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Audemars Piguet - Audemars Piguet Platinum Royal Oak Skeleton Perpetual Watch - The Keystone Watches

Audemars Piguet Platinum Royal Oak Skeleton Perpetual Watch

Audemars Piguet Platinum Royal Oak Skeleton Perpetual Watch

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New Arrivals Preview
 
Rolex Steel Big Red Daytona Ref. 6263 (New Arrival)

Rolex Steel Big Red Daytona Ref. 6263 (New Arrival)

Rolex Steel Big Red Daytona Ref. 6263 (New Arrival)

$128,000 USD
 
Cartier Yellow Gold Santos Mini Watch Ref. 66024 (New Arrival)

Cartier Yellow Gold Santos Mini Watch Ref. 66024 (New Arrival)

Cartier Yellow Gold Santos Mini Watch Ref. 66024 (New Arrival)

$18,500 USD
 
Audemars Piguet Steel Transitional Jumbo Royal Oak Ref. 5402 Rare No Serial Watch (New Arrival)

Audemars Piguet Steel Transitional Jumbo Royal Oak Ref. 5402 Rare No Serial Watch (New Arrival)

Audemars Piguet Steel Transitional Jumbo Royal Oak Ref. 5402 Rare No Serial Watch (New Arrival)

$80,000 USD
 
Audemars Piguet White Gold Tonneau-shaped Automatic Bracelet Watch Ref. 5279 (New Arrival)

Audemars Piguet White Gold Tonneau-shaped Automatic Bracelet Watch Ref. 5279 (New Arrival)

Audemars Piguet White Gold Tonneau-shaped Automatic Bracelet Watch Ref. 5279 (New Arrival)

$18,000 USD
 
Vacheron Constantin Yellow Gold Ref. 31045/000J-3 (New Arrival)

Vacheron Constantin Yellow Gold Ref. 31045/000J-3 (New Arrival)

Vacheron Constantin Yellow Gold Ref. 31045/000J-3 (New Arrival)

$9,200 USD
 
Audemars Piguet White Gold Cushion-shaped Bracelet Watch (New Arrival)

Audemars Piguet White Gold Cushion-shaped Bracelet Watch (New Arrival)

Audemars Piguet White Gold Cushion-shaped Bracelet Watch (New Arrival)

$16,000 USD
 
Patek Philippe White Gold Ref. 2592 (New Arrival)

Patek Philippe White Gold Ref. 2592 (New Arrival)

Patek Philippe White Gold Ref. 2592 (New Arrival)

$11,000 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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