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Patek Philippe - Patek Philippe Rose Gold Chronograph Watch Ref. 5070 - The Keystone Watches

Patek Philippe Rose Gold Chronograph Watch Ref. 5070

Patek Philippe Rose Gold Chronograph Watch Ref. 5070

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Patek Philippe - Patek Philippe Platinum Chronograph Watch Ref. 5070, Retailed by Tiffany & Co. - The Keystone Watches

Patek Philippe Platinum Chronograph Watch Ref. 5070, Retailed by Tiffany & Co.

Patek Philippe Platinum Chronograph Watch Ref. 5070, Retailed by Tiffany & Co.

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Patek Philippe - Patek Philippe Platinum Perpetual Calendar Chronograph Watch Ref. 5970 - The Keystone Watches

Patek Philippe Platinum Perpetual Calendar Chronograph Watch Ref. 5970

Patek Philippe Platinum Perpetual Calendar Chronograph Watch Ref. 5970

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Patek Philippe - Patek Philippe Yellow Gold Chronograph Watch Ref. 5070 - The Keystone Watches

Patek Philippe Yellow Gold Chronograph Watch Ref. 5070

Patek Philippe Yellow Gold Chronograph Watch Ref. 5070

Sold Out

 
Patek Philippe - Patek Philippe Rose Gold Perpetual Calendar Chronograph Watch Ref. 5970 - The Keystone Watches

Patek Philippe Rose Gold Perpetual Calendar Chronograph Watch Ref. 5970

Patek Philippe Rose Gold Perpetual Calendar Chronograph Watch Ref. 5970

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Patek Philippe - Patek Philippe White Gold Perpetual Calendar Chronograph Watch Ref. 5970 - The Keystone Watches

Patek Philippe White Gold Perpetual Calendar Chronograph Watch Ref. 5970

Patek Philippe White Gold Perpetual Calendar Chronograph Watch Ref. 5970

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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 Chronograph Watch Ref. 5070 - The Keystone Watches

Patek Philippe Platinum Chronograph Watch Ref. 5070

Patek Philippe Platinum Chronograph Watch Ref. 5070

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Perpetual Calendar Chronograph Watch Ref. 3970 - The Keystone Watches

Patek Philippe Yellow Gold Perpetual Calendar Chronograph Watch Ref. 3970

Patek Philippe Yellow Gold Perpetual Calendar Chronograph Watch Ref. 3970

Sold Out

 
Patek Philippe - Patek Philippe White Gold Annual Calendar Chronograph Watch Ref. 5960 - The Keystone Watches

Patek Philippe White Gold Annual Calendar Chronograph Watch Ref. 5960

Patek Philippe White Gold Annual Calendar Chronograph Watch Ref. 5960

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

Patek Philippe Rose Gold Perpetual Chronograph Split Seconds Watch Ref. 5204

Patek Philippe Rose Gold Perpetual Chronograph Split Seconds Watch Ref. 5204

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Patek Philippe - Patek Philippe Rose Gold Chronograph Watch Ref. 5960 - The Keystone Watches

Patek Philippe Rose Gold Chronograph Watch Ref. 5960

Patek Philippe Rose Gold Chronograph Watch Ref. 5960

Sold Out

 
Patek Philippe - Patek Philippe White Gold Chronograph Watch Ref. 5170 - The Keystone Watches

Patek Philippe White Gold Chronograph Watch Ref. 5170

Patek Philippe White Gold Chronograph Watch Ref. 5170

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Patek Philippe - Patek Philippe Rose Gold Perpetual Calendar Chronograph Watch Ref. 5970 - The Keystone Watches

Patek Philippe Rose Gold Perpetual Calendar Chronograph Watch Ref. 5970

Patek Philippe Rose Gold Perpetual Calendar Chronograph Watch Ref. 5970

Sold Out

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

Patek Philippe Platinum Chronograph Diamond Watch Ref. 5170

Patek Philippe Platinum Chronograph Diamond Watch Ref. 5170

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Patek Philippe - Patek Philippe Platinum Annual Calendar Chronograph Watch Ref. 5960 - The Keystone Watches

Patek Philippe Platinum Annual Calendar Chronograph Watch Ref. 5960

Patek Philippe Platinum Annual Calendar Chronograph Watch Ref. 5960

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Patek Philippe - Patek Philippe Platinum Chronograph 175th Anniversary Watch Ref. 5975 in Double Sealed Condition - The Keystone Watches

Patek Philippe Platinum Chronograph 175th Anniversary Watch Ref. 5975 in Double Sealed Condition

Patek Philippe Platinum Chronograph 175th Anniversary Watch Ref. 5975 in Double Sealed Condition

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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

Sold Out

 
Patek Philippe - Patek Philippe Rose Gold Perpetual Calendar Chronograph Watch Ref. 5970 - The Keystone Watches

Patek Philippe Rose Gold Perpetual Calendar Chronograph Watch Ref. 5970

Patek Philippe Rose Gold Perpetual Calendar Chronograph Watch Ref. 5970

Sold Out

 
Patek Philippe - Patek Philippe Annual Calendar Chronograph Watch Ref. 5960, Retailed by Tiffany & Co. - The Keystone Watches

Patek Philippe Annual Calendar Chronograph Watch Ref. 5960, Retailed by Tiffany & Co.

Patek Philippe Annual Calendar Chronograph Watch Ref. 5960, Retailed by Tiffany & Co.

Sold Out

 
Patek Philippe - Patek Philippe Platinum Perpetual Calendar Chronograph Ref. 5970 - The Keystone Watches

Patek Philippe Platinum Perpetual Calendar Chronograph Ref. 5970

Patek Philippe Platinum Perpetual Calendar Chronograph Ref. 5970

Sold Out

 
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 Ruby Chronograph Watch Ref. 5271 - The Keystone Watches

Patek Philippe Platinum Perpetual Ruby Chronograph Watch Ref. 5271

Patek Philippe Platinum Perpetual Ruby Chronograph Watch Ref. 5271

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Patek Philippe - Patek Philippe Rose Gold Chronograph Ref. 5170 - The Keystone Watches

Patek Philippe Rose Gold Chronograph Ref. 5170

Patek Philippe Rose Gold Chronograph Ref. 5170

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Patek Philippe - Patek Philippe White Gold Chronograph Watch Ref. 5070 - The Keystone Watches

Patek Philippe White Gold Chronograph Watch Ref. 5070

Patek Philippe White Gold Chronograph Watch Ref. 5070

Sold Out

 
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 Nautilus Chronograph Ref. 5980/1R - The Keystone Watches

Patek Philippe Nautilus Chronograph Ref. 5980/1R

Patek Philippe Nautilus Chronograph Ref. 5980/1R

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Patek Philippe - Patek Philippe Aquanaut Chronograph Watch Ref. 5968 - The Keystone Watches

Patek Philippe Aquanaut Chronograph Watch Ref. 5968

Patek Philippe Aquanaut Chronograph Watch Ref. 5968

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Patek Philippe - Patek Philippe White Gold Nautilus Chronograph Watch Ref. 5976 - The Keystone Watches

Patek Philippe White Gold Nautilus Chronograph Watch Ref. 5976

Patek Philippe White Gold Nautilus Chronograph Watch Ref. 5976

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Patek Philippe - Patek Philippe Rose Gold Nautilus Chronograph Watch Ref. 5980 - The Keystone Watches

Patek Philippe Rose Gold Nautilus Chronograph Watch Ref. 5980

Patek Philippe Rose Gold Nautilus Chronograph Watch Ref. 5980

Sold Out

 
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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Patek Philippe - Patek Philippe Nautilus Travel Time Chronograph Watch Ref. 5990 - The Keystone Watches

Patek Philippe Nautilus Travel Time Chronograph Watch Ref. 5990

Patek Philippe Nautilus Travel Time Chronograph Watch Ref. 5990

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Patek Philippe - Patek Philippe Yellow Gold Chronograph Ref. 5070 - The Keystone Watches

Patek Philippe Yellow Gold Chronograph Ref. 5070

Patek Philippe Yellow Gold Chronograph Ref. 5070

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Chronograph Watch, Ref. 5170 - The Keystone Watches

Patek Philippe Yellow Gold Chronograph Watch, Ref. 5170

Patek Philippe Yellow Gold Chronograph Watch, Ref. 5170

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Patek Philippe - Patek Philippe Rose Gold Chronograph Baguette Watch Ref. 5961 - The Keystone Watches

Patek Philippe Rose Gold Chronograph Baguette Watch Ref. 5961

Patek Philippe Rose Gold Chronograph Baguette Watch Ref. 5961

Sold Out

 
Patek Philippe - Patek Philippe Nautilus Chronograph Ref. 5980/1R - The Keystone Watches

Patek Philippe Nautilus Chronograph Ref. 5980/1R

Patek Philippe Nautilus Chronograph Ref. 5980/1R

Sold Out

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New Arrivals Preview
 
Breguet Yellow Gold Classique Ref. 3210 (NEW ARRIVAL)

Breguet Yellow Gold Classique Ref. 3210 (NEW ARRIVAL)

Breguet Yellow Gold Classique Ref. 3210 (NEW ARRIVAL)

$7,200 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
 

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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