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IWC Schaffhausen Aquatimer Chronograph

IWC Schaffhausen Aquatimer Chronograph

AutomaticSteel

Ref. IW376803

Collection: AquatimerCase size: 44mmMovement: 79320

The IWC Aquatimer Chronograph, reference IW376803, is a chronograph with a 44 mm steel case. The 17 mm thick case has a screw-down crown; self-winding calibre 79320 has a 44-hour power reserve, 25 jewels and 240 components. The black dial has a day and date display and small hacking seconds. The watch is on a black rubber strap. The case carries a water-resistance rating of 300 metres. The IWC bracelet quick-change system is part of the watch. The movement has Côtes de Genève and perlage decoration. The dial is covered by convex sapphire glass with antireflective coating on both sides.

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Last updated 9 Oct 2026Suggest a correction

TECHNICAL SPECIFICATIONS

CASE

Diameter

44mm

Thickness

17mm

Lug Width

22mm

Case Material

Steel

Water Resistance

300m

Crystal

Sapphire Crystal

MOVEMENT

Movement Type

Automatic

Caliber

79320

Power Reserve

44h

Frequency

28,800 vph (4 Hz)

Jewels

25 jewels

DIAL

Dial Color

Black

BRACELET/STRAP

Bracelet/Strap

Rubber

FEATURES & COMPLICATIONS

ChronographDateRotating BezelScrew-Down CrownSmall secondsWeekday

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