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Cartier - Cartier White Gold Tank Americaine XL Ref. 2521 - The Keystone Watches

Cartier White Gold Tank Americaine XL Ref. 2521

Cartier White Gold Tank Americaine XL Ref. 2521

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Rolex - Rolex White Gold Day-Date Ref. 228239 with Factory Baguette Diamond Dial - The Keystone Watches

Rolex White Gold Day-Date Ref. 228239 with Factory Baguette Diamond Dial

Rolex White Gold Day-Date Ref. 228239 with Factory Baguette Diamond Dial

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Patek Philippe - Patek Philippe Yellow Gold Perpetual Calendar Chronograph Fourth Series Ref. 2499 - The Keystone Watches

Patek Philippe Yellow Gold Perpetual Calendar Chronograph Fourth Series Ref. 2499

Patek Philippe Yellow Gold Perpetual Calendar Chronograph Fourth Series Ref. 2499

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Audemars Piguet - Audemars Piguet Yellow Gold Ultra Thin Skeletonized Watch with Ornate Bird Dial - The Keystone Watches

Audemars Piguet Yellow Gold Ultra Thin Skeletonized Watch with Ornate Bird Dial

Audemars Piguet Yellow Gold Ultra Thin Skeletonized Watch with Ornate Bird Dial

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Rolex - Rolex Yellow Gold Daytona Paul Newman Watch Ref. 6241 - The Keystone Watches

Rolex Yellow Gold Daytona Paul Newman Watch Ref. 6241

Rolex Yellow Gold Daytona Paul Newman Watch Ref. 6241

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Rolex - Rolex White Gold Day-Date 41 Ref. 218349 - The Keystone Watches

Rolex White Gold Day-Date 41 Ref. 218349

Rolex White Gold Day-Date 41 Ref. 218349

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Rolex - Rolex Yellow Gold Day-Date Oysterquartz Ref. 19018 with Wood Dial - The Keystone Watches

Rolex Yellow Gold Day-Date Oysterquartz Ref. 19018 with Wood Dial

Rolex Yellow Gold Day-Date Oysterquartz Ref. 19018 with Wood Dial

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Audemars Piguet - Audemars Piguet Yellow Gold Day-Date Royal Oak Ref. 25572 - The Keystone Watches

Audemars Piguet Yellow Gold Day-Date Royal Oak Ref. 25572

Audemars Piguet Yellow Gold Day-Date Royal Oak Ref. 25572

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Audemars Piguet - Audemars Piguet Yellow Gold Royal Oak Quantieme Perpetual Watch Ref. 25654 - The Keystone Watches

Audemars Piguet Yellow Gold Royal Oak Quantieme Perpetual Watch Ref. 25654

Audemars Piguet Yellow Gold Royal Oak Quantieme Perpetual Watch Ref. 25654

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

Patek Philippe Platinum Perpetual Calendar Chronograph Watch Ref. 3970

Patek Philippe Platinum Perpetual Calendar Chronograph Watch Ref. 3970

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Audemars Piguet - Audemars Piguet Royal Oak Automatic Watch Ref. 15500 - The Keystone Watches

Audemars Piguet Royal Oak Automatic Watch Ref. 15500

Audemars Piguet Royal Oak Automatic Watch Ref. 15500

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Audemars Piguet - Audemars Piguet Rose Gold Royal Oak Chronograph Ref. 26315OR - The Keystone Watches

Audemars Piguet Rose Gold Royal Oak Chronograph Ref. 26315OR

Audemars Piguet Rose Gold Royal Oak Chronograph Ref. 26315OR

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Cartier - Cartier Tank Americaine Large Rose Gold Ref. 2505 - The Keystone Watches

Cartier Tank Americaine Large Rose Gold Ref. 2505

Cartier Tank Americaine Large Rose Gold Ref. 2505

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Rolex - Rolex Day-Date White Gold Ref. 18239 with Blue Diamond Dial and Original Papers - The Keystone Watches

Rolex Day-Date White Gold Ref. 18239 with Blue Diamond Dial and Original Papers

Rolex Day-Date White Gold Ref. 18239 with Blue Diamond Dial and Original Papers

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Rolex - Rolex Day-Date white gold baguette diamond dial ref. 228239 - The Keystone Watches

Rolex Day-Date white gold baguette diamond dial ref. 228239

Rolex Day-Date white gold baguette diamond dial ref. 228239

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Patek Philippe - Patek Philippe White Gold with blue dial Ref. 3445/6 - The Keystone Watches

Patek Philippe White Gold with blue dial Ref. 3445/6

Patek Philippe White Gold with blue dial Ref. 3445/6

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Rolex - Rolex Yellow Gold Submariner Lapis Lazuli Watch Ref. 16618 - The Keystone Watches

Rolex Yellow Gold Submariner Lapis Lazuli Watch Ref. 16618

Rolex Yellow Gold Submariner Lapis Lazuli Watch Ref. 16618

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Audemars Piguet - Audemars Piguet Royal Oak Yellow Gold Ref. 15450 - The Keystone Watches

Audemars Piguet Royal Oak Yellow Gold Ref. 15450

Audemars Piguet Royal Oak Yellow Gold Ref. 15450

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Rolex - Rolex Yellow Gold Day Date Howlite Watch Ref. 18038 - The Keystone Watches

Rolex Yellow Gold Day Date Howlite Watch Ref. 18038

Rolex Yellow Gold Day Date Howlite Watch Ref. 18038

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Rolex - Rolex Midsize Datejust Ref. 6828 with Green Stella Dial - The Keystone Watches

Rolex Midsize Datejust Ref. 6828 with Green Stella Dial

Rolex Midsize Datejust Ref. 6828 with Green Stella Dial

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Richard Mille - Richard Mille Titanium RM010 AG Ti - The Keystone Watches

Richard Mille Titanium RM010 AG Ti

Richard Mille Titanium RM010 AG Ti

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Patek Philippe - Patek Philippe Tasti Tondi Chronograph Ref. 1463 - The Keystone Watches

Patek Philippe Tasti Tondi Chronograph Ref. 1463

Patek Philippe Tasti Tondi Chronograph Ref. 1463

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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

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Patek Philippe - Patek Philippe Platinum Calatrava Watch Ref. 5107 - The Keystone Watches

Patek Philippe Platinum Calatrava Watch Ref. 5107

Patek Philippe Platinum Calatrava Watch Ref. 5107

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Audemars Piguet - Audemars Piguet Yellow Gold Jubilee Jumbo Royal Oak, Ref. 14802 - The Keystone Watches

Audemars Piguet Yellow Gold Jubilee Jumbo Royal Oak, Ref. 14802

Audemars Piguet Yellow Gold Jubilee Jumbo Royal Oak, Ref. 14802

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Jaeger LeCoultre - Jaeger Lecoultre Platinum Reverso Number One Skeletonized Watch - The Keystone Watches

Jaeger Lecoultre Platinum Reverso Number One Skeletonized Watch

Jaeger Lecoultre Platinum Reverso Number One Skeletonized Watch

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Cartier - Cartier Yellow Gold Jumbo Tank Gondole Watch - The Keystone Watches

Cartier Yellow Gold Jumbo Tank Gondole Watch

Cartier Yellow Gold Jumbo Tank Gondole Watch

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

Patek Philippe Platinum Nautilus Watch Ref. 3800 with Original Warranty

Patek Philippe Platinum Nautilus Watch Ref. 3800 with Original Warranty

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

Patek Philippe Rose Gold Perpetual Calendar Watch Ref. 5970

Patek Philippe Rose Gold Perpetual Calendar Watch Ref. 5970

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Patek Philippe - Patek Philippe Yellow Gold Bracelet Watch Ref. 3588 - The Keystone Watches

Patek Philippe Yellow Gold Bracelet Watch Ref. 3588

Patek Philippe Yellow Gold Bracelet Watch Ref. 3588

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Patek Philippe - Patek Philippe White Gold Nautilus Ref. 3800 in Top Condition - The Keystone Watches

Patek Philippe White Gold Nautilus Ref. 3800 in Top Condition

Patek Philippe White Gold Nautilus Ref. 3800 in Top Condition

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Audemars Piguet - Audemars Piguet Two-Tone Royal Oak Automatic Watch Ref. 4100, Retailed by Tiffany & Co. - The Keystone Watches

Audemars Piguet Two-Tone Royal Oak Automatic Watch Ref. 4100, Retailed by Tiffany & Co.

Audemars Piguet Two-Tone Royal Oak Automatic Watch Ref. 4100, Retailed by Tiffany & Co.

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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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Richard Mille - Richard Mille Rose Gold Automatic RM07 - The Keystone Watches

Richard Mille Rose Gold Automatic RM07

Richard Mille Rose Gold Automatic RM07

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Rolex - Rolex Platinum Day-Date Ref. 18346 with Diamond Bezel and Dial - The Keystone Watches

Rolex Platinum Day-Date Ref. 18346 with Diamond Bezel and Dial

Rolex Platinum Day-Date Ref. 18346 with Diamond Bezel and Dial

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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
 

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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