Introducing

Holy Grails

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We are proud to offer a selection of our most rare and important watches. The pieces below are available for purchase.

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For Inquiries, please contact us:

PrivateSale@thekeystone.com or 213-632-9061

Patek Philippe

Chronograph Ref. 591 Retailed by Walser Wald

This spectacular Patek Philippe Chronograph Ref. 591 is a vintage Patek collectors dream. An iconic chronograph in beautiful condition with a gorgeous dial signed by an important South American dealer. Truly a rare bird for the most established collections.

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Patek Philippe

Chronograph Ref. 130 Retailed by Tiffany & Co.

A reference that has influenced nearly a century of watchmaking, any top condition 130 is a Grail. But this isn't any 130. This example was retailed by Tiffany & Co. in 1951 and features a beautiful Breguet Numeral dial with the retailers stamp.

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Patek Philippe

Unique Perpetual Calendar Split Seconds Chronograph 5004P

The only of its kind, this platinum Patek Philippe Perpetual Calendar Split Seconds Chronograph 5004 features a unique black dial with a red letter "Two."

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Rolex

Original SARU GMT-Master Ref. 16758

The original Rolex "SARU" GMT-Master is one of the rarest Rolex models of all time. Very few were produced and only a handful have ever appeared on the market. 

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Patek Philippe

Grand Complication Ref. 5307P

This exceptional Grand Complication Patek Philippe 5307 features a Perpetual Calendar, Minute Repeater and Tourbillon in an outstanding platinum case adorned with 40 baguette diamonds in the bezel.

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Patek Philippe

Nautilus 3800 retailed by Gübelin

As condition becomes increasingly important for collectors, this 3800 is about as good as they come. Retailed by Gübelin, this Nautilus has been kept in outstanding condition and still stands up on its bracelet.

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Patek Philippe Yellow Gold Nautilus 3800 retailed by Gübelin

Patek Philippe

Calatrava Ref. 2526 with rare bracelet

One of the most important Calatrava references produced, the 2526 features a beautiful automatic movement and warm, cream enamel dial. This example is fitted with an outstanding beaded Patek Philippe bracelet.

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Audemars Piguet

Royal Oak 4100 with Khanjar Emblem

This exceptional Audemars Piguet Royal Oak is not only in outstanding condition, but also features the rare Khanjar Emblem of Oman on the dial.

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Audemars Piguet Royal Oak 4100 with Khanjar Emblem
Rolex Jean-Claude Killy Chronograph 6036

Rolex

"Jean-Claude Killy" 6036

It is already difficult to find a top level steel "Killy," but to find a rose gold example of this iconic Triple Calendar Chronograph is nearly impossible. This example is in fantastic original condition with a sharp case and attractive vintage dial.

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Rolex

Rainbow Diamond & Sapphire Cellini Watch 

Likely unique, this Rolex Rainbow Cellini was produced at the dawn of the brand's tenure as king of the Rainbow watches. The hand selected sapphires perfectly transition through an array of color from one end of the bracelet to the other.

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Rainbow Diamond & Sapphire Cellini Watch 
Patek Philippe Gilbert Albert Diamond Cover Watch Ref. 3266

Patek Philippe

Patek Philippe Cover Watch Ref. 3266 by Gilbert Albert

This outstanding Patek Philippe coverwatch, made in 1961, is as much fine jewelry as it is a wristwatch. Designed by famed jeweler Gilbert Albert, the watch appears tied inside a knot of of baguette and round diamonds set in platinum. 

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Patek Philippe

Chronograph 5071

Released alongside the 5070, the two references were Patek’s first modern era chronograph-only watches. Produced in very limited numbers, the Reference 5071 rarely comes to market and features 118 baguette cut diamonds throughout the bezel, case and lugs with 9 brilliant set hour markers. 

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Patek Philippe Chronograph 5071
Patek Philippe Minute Repeater Perpetual Calendar 5013

Patek Philippe

Perpetual Calendar 5013

The Patek Philippe 5013 was released in 1992 as Patek's first automatic, perpetual calendar minute repeater with a retrograde date display. This reference was most produced in platinum and yellow gold, with rose gold being a rare sight.

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Patek Philippe

Perpetual Calendar 3448

One of the most elegant Perpetual Calendar watches made, the 3448 has long been an icon of its era in Patek Philippe history. This example is in pristine condition with an outstanding original bracelet.

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Patek Philippe Perpetual Calendar 3448
Rolex Rainbow OysterQuartz

Rolex

"Rainbow" Oyster Quartz

This Rolex Oyster Quartz is likely among the first "Rainbow" watches the brand produced. Extremely rare, this watch is the only one of its kind ever to reach the market.

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Patek Philippe

Grand Complication 5020G

First introduced in 1995, this Perpetual Calendar Chronograph was produced in highly limited numbers. Its unusual shape makes this Grand Complication a standout watch in any collection.

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Patek Philippe Perpetual Calendar Chronograph 5020G
Rare Rolex OysterQuartz Honeycomb Dial

Rolex

"Honeycomb" Oyster Quartz

This exceptional Rolex Oyster Quartz features a rare pavé "Honeycomb" dial with diamonds, rubies and sapphires and a baguette diamond bezel. A rare bird in the world of gem set Rolex watches.

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A collection of our most rare and important watches from Rolex, Patek Philippe, Audemars Piguet, Cartier and more. These watches are the cream of the crop and available for purchase.