The IWC Aquatimer Expedition Jacques-Yves Cousteau IW376805 combines rugged dive-ready performance with refined craftsmanship, featuring a navy blue dial, stainless steel case, and durable rubber strap—built for adventure and precision. Brand: IWC Model: Aquatimer Reference: IW376805 Serial No.: 6179053 Condition: Excellent Condition Details:  Excellent overall condition with almost no visible signs of use. Barely noticeable hairline marks may be present, but they are not visible to the naked eye. Please see photos for details. Dial Colour: Navy Blue Case Material: Stainless steel Strap Colour: Black Strap material: Rubber Movement: Automatic Face Diameter: 46 mm Approx. max circumference: 19.5 cm Comes With: Box, certificate, brand booklet, Service card