Patek Philippe Aquanaut 40 mm 5167A-010 Steel Green

The Patek Philippe Aquanaut is one of the most recognizable sport-luxury watches in the world, introduced in 1997 as a more accessible and contemporary companion to the iconic Nautilus. Where the Nautilus speaks in the language of classic dressed sport, the Aquanaut communicates youthful dynamism — a rounded octagonal case, embossed rubber strap, and bold dial treatment that reads unmistakably modern on any wrist.

The reference 5167A-010 refines that vision with the introduction of a richly hued green dial, a color that has captured the imagination of collectors globally and elevated this particular variant to one of the most discussed Aquanaut references in recent memory. The green dial is finished with Patek Philippe's characteristic embossed horizontal pattern, and the Arabic numeral hour markers lend it a sporty legibility that distinguishes it from the brand's more formal offerings. The overall aesthetic is simultaneously relaxed and prestigious.

The 40mm stainless steel case — designated by the "A" suffix in the reference — features the Aquanaut's signature rounded octagonal shape, echoing the porthole-inspired geometry that defines the family. A screw-down crown and water resistance rated to 120 meters (396 feet) ensure genuine utility beyond the boardroom. The stainless steel bezel frames the green dial with understated strength, while the black rubber strap with its woven texture and Aquanaut fold-over clasp completes an integrated, purposeful design.

At the heart of the 5167A-010 beats a Swiss-certified automatic movement, a hallmark of Patek Philippe's commitment to horological excellence. Every Patek Philippe movement undergoes rigorous in-house testing and finishing, reflecting centuries of watchmaking tradition that few manufactures can claim. The result is a timepiece that keeps exceptional time while rewarding close inspection with the quality visible in every detail.

This certified authentic pre-owned Patek Philippe Aquanaut 5167A-010 is available for sale at Bizak & Co., where every watch is carefully vetted for authenticity and condition. Whether you are an established collector adding a coveted green-dial reference to your collection or a first-time buyer seeking a sport-luxury icon with enduring value, the Aquanaut 5167A-010 represents a compelling opportunity. Contact the Bizak & Co. team today to inquire, and experience the confidence of buying from a trusted luxury watch dealer.