Earlier this yr, at Watches and Wonders Geneva 2025, IWC Schaffhausen confirmed us the Ingenieur Perpetual Calendar 41, a watch that lastly introduced our favorite calendar complication to a beautiful sports activities class assortment. It could appear unbelievable that IWC has by no means included the perpetual calendar in an Ingenieur case however that’s how historical past has by some means labored out. So, as IWC itself observes, now the Gerald Genta design lastly meets the Kurt Klaus-developed perpetual calendar module that enables all indications to be adjusted by only one crown.
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Stories body this launch as a serious step for the fashionable Ingenieur line, which was reintroduced in 2023 on this present form and type. Now, a excessive complication isn’t a game-changer for any given assortment nevertheless it does signify a sure degree of confidence on the a part of the model. It’d even be learn as a sign that demand for this long-missing function within the IWC vary is an actual factor. In spite of everything, the manufacture has restricted assets to commit its in-demand issues to. Mainly, extra Ingenieur perpetual calendars means fewer perpetual calendars in different sought-after collections, most notably the Pilot’s and Portugieser collections.
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In fact, by incorporating a excessive complication, IWC is giving the sports activities stylish or sports activities class assortment higher “avenue credibility,” so to talk. The Ingenieur Perpetual Calendar 41 attracts its major aesthetic cues from the 1976 Ingenieur SL (Ref. 1832), as we and lots of others have noticed. The chrome steel case, which IWC lists at 41mm however is extra exactly 41.6mm in diameter and 13.4mm thick (we measured this on the truthful and it’s confirmed by Monochrome), retains its signature look. As you’ll be able to simply see, this consists of the attribute spherical bezel secured by 5 (practical) screws and a seamlessly built-in chrome steel H-link bracelet.
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Reviewers have praised the “flawless” case ending, which options an elaborate mixture of satin-finished and polished surfaces to intensify its sculptural traces. But it ought to be remembered that this very robust look is take-it-or-leave-it, appropriately. The bracelet, which makes use of a butterfly clasp, is famous as being true to the unique design whereas being tailored for present tastes, and we be part of different commentators in wishing for a contemporary micro-adjustment system.
A spotlight of the watch is the textured blue dial, which options the Ingenieur’s attribute “Grid” sample. This isn’t merely printed or stamped however created in “unfavorable aid,” a fancy technique of making use of small traces and squares to the dial base, giving it distinctive depth. The perpetual calendar data (pad-printed) is cut up throughout the three subdials together with the date (3 o’clock); month and perpetual moon part (6 o’clock); and day of the week and intercalary year (9 o’clock).
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To keep up steadiness, IWC did one thing notable and weird for up to date mechanical watches: the watch has no second hand. It’s straightforward to overlook this element regardless that it has been highlighted in a number of hands-on critiques (and now this one too). This is often because the seconds are sometimes an after-thought however in a perpetual calendars, the place issues seem to maneuver slowly (versus a chronograph), the absence of operating seconds is important and is one more take-or-leave-it transfer. Utilized hour markers and rhodium-plated palms are all handled with SuperLuminova.
Powering the watch is the IWC-manufactured 82600 calibre, seen via a sapphire caseback. A key function is the aforementioned moon part indicator, which is correct to someday in 577.5 years, if the watch retains operating. As standard right here, all indications are adjusted by way of the screw-down crown, permitting the case to be freed from any odd recessed pushers or correctors. Water-resistance is rated to 100 metres.
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