Patek Philippe Ref. 1463 'Tasti Tondi' - 18k Yellow Gold Chronograph with Tachymeter Scale

There are chronographs, and then there is the Reference 1463. Introduced by Patek Philippe in 1940 as the manufacture's first and, for the entirety of the 20th century, only waterproof chronograph, the 1463 occupies a singular position in the history of fine watchmaking. Produced in fewer than 750 examples across nearly four decades, it is the direct ancestor of the modern Ref. 5070 and the watch that defined what a Patek chronograph should be. Collectors know it by its Italian nickname: Tasti Tondi, meaning "round pushers," a reference to the distinctive cylindrical screw-down pushers that solved the engineering challenge of sealing a chronograph case against moisture, a problem no other manufacture had yet resolved with such elegance.

Key Specifications

• Reference: 1463
• Case: 18k yellow gold, 36 mm, with thick downward-curved lugs characteristic of the Tasti Tondi silhouette
• Pushers: Round, screw-down, the defining feature of the reference
• Caseback: Screw-down, a significant engineering advancement over the snap-back cases that preceded and followed it in Patek's chronograph lineage
• Dial: Silver two-tone with applied baton indices, Arabic numerals at 12 and 6, and a tachymeter scale on the outer chapter ring
• Subdials: 30-minute counter at 3 o'clock and running seconds at 9 o'clock
• Hands: Blued steel, original
• Movement: Manual wind, Caliber 13-130, hand-finished to Geneva Seal standards
• Strap: Tan leather, period-appropriate

Collector's Note

The tachymeter configuration seen on this example is among the most sought-after dial variants for the 1463, combining practical legibility with a sporting character that contrasts beautifully with the refinement of the gold case. The Caliber 13-130, finished entirely in-house by Patek Philippe to the highest standards of the era, remains one of the most admired manually wound chronograph movements in the vintage world.

The screw-down caseback, a feature largely absent from Patek's chronograph lineup for the better part of sixty years before and after the 1463, speaks to the ambition of this reference: a dress watch engineered with the soul of a tool watch.

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