Patek Philippe Aquanaut Ref. 5167R-001 40.8mm Chocolate Brown Tropical Strap Brown Embossed Dial Rose Gold Bezel

Upon its debut in 1997. the Aquanaut caused quite a sensation with its youthful. modern and unexpected design. Its rounded octagonal case was inspired by the Nautilus. and it featured a "tropical" strap made from an advanced composite material that was highly resistant to wear. salt water. and UV radiation.