IWC

Aquatimer Automatic

42.0mm Popular Model Good Value

Low $2,499

Median $3,175

High $3,699

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The IWC Aquatimer Automatic brings together Swiss engineering and a heritage rooted in professional diving. Introduced as a modern evolution of IWC’s storied dive watch line, this model offers a clean, contemporary design while referencing the brand’s earlier tool watches from the 1960s. Its 42mm stainless steel case strikes a balance between presence and wearability, making it a versatile choice for both daily use and underwater adventures.

Key references like the IW329001, IW329002, and IW329003 differ mainly in dial and strap options—black or blue dials, and rubber or steel bracelets—so dial color and strap preference will drive your selection. All use the IWC automatic caliber 30120, valued for its reliability and 42-hour power reserve. Collectors tend to pay premiums for full sets and unpolished cases, while limited edition variants or earlier production runs can command higher prices.

Practical buying points: the Aquatimer’s signature external/internal rotating bezel system is unique, and its 300-meter water resistance ensures it’s up to actual diving tasks. Lume application is strong, and the quick-change strap system adds flexibility. When considering pre-owned examples, check for crisp bezel action and ensure the crown and bezel operate smoothly, as these are areas where wear can show on this model.

Aquatimer Automatic

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