by Brent Robillard
Mechanical Memory with a Modern Edge
At The Calibrated Wrist, we’ve said it before and we’ll say it again: tool watches are nothing without a story—and Hanhart is a brand overflowing with them. From its early 20th-century stopwatch production to its pivotal role in equipping German Luftwaffe pilots with reliable chronographs, Hanhart has long understood the symbiotic relationship between mechanical precision and military necessity.

Earlier this spring, we published an On Spec review of the 417 ES Heritage Flyback Chronograph—a forward-looking reissue that caught our attention well before we had one on the wrist. Now, having spent real time with 42mm version, we can confirm: this watch is more than just a pretty homage. It’s a worthy evolution of a legend, fusing historical fidelity with meaningful modern upgrades.
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From Black Forest to Battlefield—and Back Again
To appreciate what the 417 ES Flyback represents today, it helps to understand what it once was. Originally introduced in 1954, the Hanhart 417 ES became the Bundeswehr’s pilot chronograph of choice, prized for its legibility and rugged construction. However, that model–unlike the Tachy-Tele and the Calibre 41–did not sport the red pusher… until now.
Apparently, the brand received so many requests to see it on the 417 ES that it sparked the launch campaign slogan, “Because you asked.”
That pusher, a singular visual cue that makes it unmistakably Hanhart, now fashioned in bright crimson HyCeram on the Heritage Flyback, isn’t just a stylistic flourish. It served a functional purpose—alerting pilots not to accidentally reset the chronograph mid-flight. Over time, it became a symbol of Hanhart’s utilitarian elegance. To see it back here, on both case sizes, is like spotting a familiar silhouette across a crowded runway.
Of course, there is another story… it is also rumoured that pilots’ wives painted the pusher with nail polish so that their husbands would comeback to them. I’ll leave it up to you to decide between the two.



Key Features of the Hanhart 417 ES Heritage Flyback Chronograph
A Movement Worth Displaying
Where earlier 417 reissues kept their backs closed and their movements hidden, the Flyback version opts for a sapphire exhibition case back that offers a clear view of the new hand-wound movement inside: the AMT5100 M Flyback, developed by Sellita’s specialist manufacture arm, AMT.
This is a true flyback chronograph movement—a complication rooted in aviation history. With a standard chronograph, you need to stop, reset, and then restart the timer. A flyback allows you to skip the first two steps. For pilots timing manoeuvres—or modern enthusiasts tracking interval workouts—it’s a simple feature that feels wonderfully analog in a digital world.
Better still, this movement isn’t just a workhorse—it’s decorated. Blued screws, Geneva stripes, and perlage are all visible through the rear crystal, giving this tool watch a touch of horological poetry.

Sizing Up the Options: 39mm vs 42mm
Much like the Hanhart 415 ES Iconic 39, which we praised for its wearability, the 417 ES Heritage Flyback comes in two thoughtfully sized options. The 39mm case is truest to the original Bundeswehr spec and would probably be our pick for daily wear. Its compact footprint, domed sapphire, and well-balanced lugs make it feel like a modern military classic that never went out of production.
On the other hand, now that we have had the 42mm version in, it certainly doesn’t feel oversized—just more commanding. It’s a great option for those who want more wrist presence without tipping into bulky territory. Both versions retain the fluted bezel with red orientation marker, the bicompax layout, and that lovely hand-wound tactile experience.
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Function-First Finishing
As ever with Hanhart, the finishing is functional, not fussy. The largely brushed stainless steel case has a soft, matte character that won’t catch glare or fingerprints. The dial is ultra-legible—white Arabic numerals on black, with Super-LumiNova that glows like a torch after dark.
Straps come in bund or standard leather formats that call back to vintage pilot gear. The bund option, in particular, feels period-correct and lends a distinctly militaristic aesthetic that suits the watch perfectly. While we had the watch in on the black leather, there is also dark brown option, and a third light brown option in the 39mm configuation–not to mention the brand’s three link stainless steel bracelet with quick release and a diver’s extension (to get over your pilot’s jacket).

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Specs
| Case | 316L Stainless Steel 42mm Diameter 49.75mm Lug to Lug 21mm Lug width 13.3mm Thick (11.55mm w/out glass) Bidirectional Fluted Bezel Screw Down Case Back 100m Water Resistance |
| Dial & Crystal | Domed Sapphire Crystal Internal AR Matte Dial Syringe Handset (minute/second hand bent to negate parallax errors) Printed Indices C3 Super-LumiNova (GL Coated) |
| Movement | Sellita AMT5100 M 23 Jewels 28 800vph 58 Hours on a Full Wind |
| Strap | Stitched Leather & Leather Bund /w 3-Link Stainless Steel Bracelet Option |
Hanhart 417 ES Heritage Flyback Chronograph
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Final Thoughts: A Red-Hot Classic, Reignited
The Hanhart 417 ES Heritage Flyback is not just another retro reissue—it’s a reminder of how modern tool watches can evolve without abandoning the principles that made them great in the first place.
Between the faithful design, the mechanical flyback complication, and the new exhibition caseback, Hanhart has given enthusiasts more than just a nostalgic callback. They’ve delivered a fully realized pilot’s watch with real mechanical intrigue and the soul of an instrument that once flew through clouds.
Whether you’re a collector of historic chronographs or someone who simply appreciates honest tool watches built with purpose, this one deserves a spot on your radar—and quite possibly your wrist.
Pricing & Availability
The Hanhart 417 ES Heritage Flyback Chronograph retails for approximately 2590 € (approx. $3930 CAD). For more info, fly on over to the brand website.

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About the author
Brent Robillard is a writer, educator, craftsman, and watch enthusiast. He is the author of four novels. You can follow him on Instagram.
Off The Cuff articles are full-length, hands-on reviews of the watch in question and represent the opinion of the author only. All photos are original, unless specified otherwise. If you would like to have your watch reviewed on this site, contact us here.





It would have been nice to get the 39mm also with the glass casebsck