When launched in 1997, the Aquanaut created a sensation. It was young, modern and unexpected. Its case was a rounded octagon, inspired by that of the Nautilus. And it sported a “tropical” strap, made of a new composite material ultra-resistant to wear, salt water and UV radiation.

Watch
Self-winding mechanical movement.
Caliber : 26-330 S C/430. 
Date in an aperture. 
Sweep seconds hand.
Dial : Brown embossed dial, gold applied numerals with luminescent coating.
Case : Rose gold. 
Diameter (10 - 4 o’clock) : 40.8 mm. 
Height : 8.1 mm. 
Water resistant : 30 m. Screw-down crown. 
Sapphire crystal case back.
Strap : Chocolate brown composite Strap. Fold-over clasp.

Diameter : 27 mm. 
Thickness : 3.32 mm. 
Number of parts : 212. 
Jewels : 30. 
Power reserve : min. 35 hours – max. 45 hours. 
Winding rotor : 21K gold central rotor. 
Frequency : 28,800 semi-oscillations/hour (4 Hz).