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Ulysse Nardin - Ulysse Nardin Platinum Triple Jack Minute Repeater Watch Ref. 739-20 - The Keystone Watches

Ulysse Nardin Platinum Triple Jack Minute Repeater Watch Ref. 739-20

Ulysse Nardin Platinum Triple Jack Minute Repeater Watch Ref. 739-20

Sold Out

 
A. Lange & Sohne - A. Lange & Sohne Platinum Datograph Watch Ref. 403.035 - The Keystone Watches

A. Lange & Sohne Platinum Datograph Watch Ref. 403.035

A. Lange & Sohne Platinum Datograph Watch Ref. 403.035

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Jaeger LeCoultre - Jaeger Lecoultre Platinum Reverso Grand Complication Triptyque Watch Ref. 241.6.65 - The Keystone Watches

Jaeger Lecoultre Platinum Reverso Grand Complication Triptyque Watch Ref. 241.6.65

Jaeger Lecoultre Platinum Reverso Grand Complication Triptyque Watch Ref. 241.6.65

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H. Moser & Cie - H. Moser & Cie Heritage Tourbillon Funky Blue Watch - The Keystone Watches

H. Moser & Cie Heritage Tourbillon Funky Blue Watch

H. Moser & Cie Heritage Tourbillon Funky Blue Watch

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H. Moser & Cie - H. Moser & Cie Endeavor Tourbillon Watch - The Keystone Watches

H. Moser & Cie Endeavor Tourbillon Watch

H. Moser & Cie Endeavor Tourbillon Watch

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Ulysse Nardin - Ulysse Nardin Freak Vision Platinum Watch Ref. 2505, Limited to 10 Pieces - The Keystone Watches

Ulysse Nardin Freak Vision Platinum Watch Ref. 2505, Limited to 10 Pieces

Ulysse Nardin Freak Vision Platinum Watch Ref. 2505, Limited to 10 Pieces

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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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Girard Perregaux - Girard Perregaux White Gold 1945 Tourbillon Watch Ref. 9985 - The Keystone Watches

Girard Perregaux White Gold 1945 Tourbillon Watch Ref. 9985

Girard Perregaux White Gold 1945 Tourbillon Watch Ref. 9985

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H. Moser & Cie - H. Moser & Cie Pioneer Centre Seconds Watch Ref. 3200-1202 - The Keystone Watches

H. Moser & Cie Pioneer Centre Seconds Watch Ref. 3200-1202

H. Moser & Cie Pioneer Centre Seconds Watch Ref. 3200-1202

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A. Lange & Sohne - A Lange & Sohne Rose Gold Saxonia Dual Time Watch Ref. 385.032 - The Keystone Watches

A Lange & Sohne Rose Gold Saxonia Dual Time Watch Ref. 385.032

A Lange & Sohne Rose Gold Saxonia Dual Time Watch Ref. 385.032

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A. Lange & Sohne - A Lange & Sohne White Gold Saxonia Annual Calendar Watch, Ref. 330.026 - The Keystone Watches

A Lange & Sohne White Gold Saxonia Annual Calendar Watch, Ref. 330.026

A Lange & Sohne White Gold Saxonia Annual Calendar Watch, Ref. 330.026

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Cartier - Cartier White Gold Rectangulaire a Pattes Vis Armurier Enamel Tank Watch - The Keystone Watches

Cartier White Gold Rectangulaire a Pattes Vis Armurier Enamel Tank Watch

Cartier White Gold Rectangulaire a Pattes Vis Armurier Enamel Tank Watch

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IWC - IWC Aquatimer Watch Ref. 1812, from 1968 - The Keystone Watches

IWC Aquatimer Watch Ref. 1812, from 1968

IWC Aquatimer Watch Ref. 1812, from 1968

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Glashutte - Glashutte White Gold Senator Tourbillon Watch - The Keystone Watches

Glashutte White Gold Senator Tourbillon Watch

Glashutte White Gold Senator Tourbillon Watch

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Ulysse Nardin - Ulysse Nardin Platinum Hour Striker Watch Ref. 759-20 - The Keystone Watches

Ulysse Nardin Platinum Hour Striker Watch Ref. 759-20

Ulysse Nardin Platinum Hour Striker Watch Ref. 759-20

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Cartier - Cartier Yellow Gold Pasha Perpetual Calendar Minute Repeater Watch - The Keystone Watches

Cartier Yellow Gold Pasha Perpetual Calendar Minute Repeater Watch

Cartier Yellow Gold Pasha Perpetual Calendar Minute Repeater Watch

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Piaget - Piaget White Gold Altiplano Skeleton Watch - The Keystone Watches

Piaget White Gold Altiplano Skeleton Watch

Piaget White Gold Altiplano Skeleton Watch

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Hermes - Hermes Steel Automatic Watch, 1960s - The Keystone Watches

Hermes Steel Automatic Watch, 1960s

Hermes Steel Automatic Watch, 1960s

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IWC - IWC Platinum Portuguese Skeletonizsed Minute Repeater Watch - The Keystone Watches

IWC Platinum Portuguese Skeletonizsed Minute Repeater Watch

IWC Platinum Portuguese Skeletonizsed Minute Repeater Watch

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FP Journe - F.P. Journe Platinum Souveraine Tourbillon Watch - The Keystone Watches

F.P. Journe Platinum Souveraine Tourbillon Watch

F.P. Journe Platinum Souveraine Tourbillon Watch

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Cartier - Cartier Yellow Gold Pasha Golf Automatic Watch - The Keystone Watches

Cartier Yellow Gold Pasha Golf Automatic Watch

Cartier Yellow Gold Pasha Golf Automatic Watch

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FP Journe - F.P. Journe Platinum Chronometre Souverain Watch - The Keystone Watches

F.P. Journe Platinum Chronometre Souverain Watch

F.P. Journe Platinum Chronometre Souverain Watch

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FP Journe - F.P. Journe LineSport Monopoussir Rattrapante Watch - The Keystone Watches

F.P. Journe LineSport Monopoussir Rattrapante Watch

F.P. Journe LineSport Monopoussir Rattrapante Watch

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Richard Mille - Richard Mille Platinum GMT Tourbillon Watch Ref. RM003 - The Keystone Watches

Richard Mille Platinum GMT Tourbillon Watch Ref. RM003

Richard Mille Platinum GMT Tourbillon Watch Ref. RM003

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Piaget - Piaget Yellow Gold Diamond & Ruby Watch - The Keystone Watches

Piaget Yellow Gold Diamond & Ruby Watch

Piaget Yellow Gold Diamond & Ruby Watch

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Piaget - Piaget Yellow Gold Tigerseye Watch - The Keystone Watches

Piaget Yellow Gold Tigerseye Watch

Piaget Yellow Gold Tigerseye Watch

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Piaget - Piaget White Gold Lapis Diamond Bracelet Watch - The Keystone Watches

Piaget White Gold Lapis Diamond Bracelet Watch

Piaget White Gold Lapis Diamond Bracelet Watch

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A. Lange & Sohne - A Lange & Sohne Lange 1 Yellow Gold - The Keystone Watches

A Lange & Sohne Lange 1 Yellow Gold

A Lange & Sohne Lange 1 Yellow Gold

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IWC - IWC Platinum Automatic Watch - The Keystone Watches

IWC Platinum Automatic Watch

IWC Platinum Automatic Watch

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Cartier - Cartier Yellow Gold Tank Cintree London Watch - The Keystone Watches

Cartier Yellow Gold Tank Cintree London Watch

Cartier Yellow Gold Tank Cintree London Watch

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Daniel Roth - Daniel Roth Yellow Gold 8-Tourbillon Watch - The Keystone Watches

Daniel Roth Yellow Gold 8-Tourbillon Watch

Daniel Roth Yellow Gold 8-Tourbillon Watch

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Piaget - Piaget White Gold Beta 21 Watch Ref. 14101 - The Keystone Watches

Piaget White Gold Beta 21 Watch Ref. 14101

Piaget White Gold Beta 21 Watch Ref. 14101

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FP Journe - F.P. Journe Tantalum Chronometre Bleu Watch with Original Box and Warranty Card - The Keystone Watches

F.P. Journe Tantalum Chronometre Bleu Watch with Original Box and Warranty Card

F.P. Journe Tantalum Chronometre Bleu Watch with Original Box and Warranty Card

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Breguet - Breguet White Gold Type XX Transatlantique Watch - The Keystone Watches

Breguet White Gold Type XX Transatlantique Watch

Breguet White Gold Type XX Transatlantique Watch

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Cartier - Cartier Yellow Gold Santos Diamond & Stone Dial Watch - The Keystone Watches

Cartier Yellow Gold Santos Diamond & Stone Dial Watch

Cartier Yellow Gold Santos Diamond & Stone Dial Watch

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Cartier - Cartier White Gold Rotonde Astrotourbillon Watch Ref. W1556204 - The Keystone Watches

Cartier White Gold Rotonde Astrotourbillon Watch Ref. W1556204

Cartier White Gold Rotonde Astrotourbillon Watch Ref. W1556204

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New Arrivals Preview
 
Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

$23,750 USD
 
Vacheron Constantin - Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL) - The Keystone Watches

Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL)

Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL)

$155,000 USD
 
Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

$14,500 USD
 
Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

$13,250 USD
 
Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

$16,500 USD
 

Piaget White Gold Altiplano Ref. 90122 with Diamonds and Sapphires (New Arrival)

Piaget White Gold Altiplano Ref. 90122 with Diamonds and Sapphires (New Arrival)

$17,750 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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