IWC Aquatimer Chronograph Watch

1. Design and Appearance (Professional Diving + Chronograph Function)

Professional Diving Bezel: Unidirectional rotating 60-minute scale bezel, made of stainless steel, with clear markings for calculating dive time, a core safety design feature of diving watches; the bezel’s serrated edge provides a non-slip grip, easy operation, and scratch and wear resistance.

Case and Crown: 44mm stainless steel Oyster case, robust and corrosion-resistant; the right side features three crowns/buttons: a screw-down Triplock crown in the center (for setting the time), and chronograph pushers above and below (start/stop/reset), all with a triple waterproof structure ensuring 600-meter water resistance; the crown is engraved with the IWC brand logo.

Dial Design: Dark gray dial with sunburst guilloché finish, featuring oversized luminous hour markers and hands for excellent legibility in low-light conditions; layout for professional chronograph functions:

12 o’clock: 30-minute counter;

6 o’clock: Small seconds counter;

3 o’clock: Date window;
The dial is engraved with brand logos such as “IWC SCHAFFHAUSEN” and “AQUATIMER,” and the “SWISS MADE” mark is displayed at 6 o’clock.

Strap Design: Black high-performance rubber strap with anti-slip texture, comfortable and snug fit, corrosion-resistant and durable in extreme environments, paired with a stainless steel folding clasp, suitable for diving, everyday wear, and more.

Crystal: Anti-reflective sapphire crystal glass, clear and scratch-resistant, showcasing the dial details in their entirety.

2. Movement and Performance

Core Movement: Equipped with IWC’s in-house Cal. 79320 automatic chronograph movement (based on the ETA 7750), composed of 25 jewels, oscillating at 28,800 vibrations per hour (4Hz), with a 44-hour power reserve. It is COSC certified, ensuring accurate and stable timekeeping and excellent anti-magnetic performance.

Functions:
Basic hour, minute, and second display;
Professional chronograph functions (central chronograph seconds hand, 30-minute counter);
Date display;
600 meters (2000 ft) water resistance, meeting deep-sea diving needs;
Unidirectional rotating diving bezel for safe diving timing.

3. Materials and Craftsmanship

Case/Bezel Material: 316L stainless steel, corrosion-resistant and high-hardness, finely brushed and polished for a sophisticated metallic luster;
Case Back Design: Solid case back (some models have a transparent case back), engraved with the IWC brand logo and diving series logo, ensuring the movement’s sealing and water resistance;
Craftsmanship Details: The case, bracelet, and bezel all adhere to IWC’s top-tier watchmaking standards, with exquisite polishing, finishing, and luminous coating. The chronograph function is hand-assembled and adjusted, showcasing professional watchmaking standards in every detail.

4. Style and Suitability
Style Positioning: Professional diving style, full of mechanical feel, a professional choice for diving enthusiasts;
Target Audience: Diving enthusiasts, watch collectors, consumers seeking professional functions;
Suitable Scenarios: Suitable for diving, daily leisure, and business commuting, a high-end watch that is versatile.