Longines Unveils 41mm Master Chrono Monopusher at CHF 3,200

Q: Why did Longines abandon two popular case sizes for a single 41mm option in its flagship 2026 redesign?

Longines moved to a single 41mm case to simplify the range and bring the Chronograph Moonphase into line with the broader 2026 Master Collection redesign, which is built around a more coherent, standardized set of sizes and design cues. The evidence from the launch points to rationalization rather than a technical necessity. Coverage of the wider Master overhaul repeatedly describes Longines’ goal as giving the collection a more unified visual identity, “ironing out discrepancies,” and “rationalising the selection of case sizes.” In that context, replacing 40mm and 42mm with one middle-ground 41mm version fits the brand’s strategy of making the collection easier to understand and more consistent across models. Wearability was also a clear factor. The new watch is slightly slimmer at 13.8mm, down from about 14mm or 14.2mm depending on the earlier version, and several reports explicitly say the new proportions make it more wearable. At 41mm, Longines effectively split the difference between the old sizes, aiming for a balance between wrist presence and comfort. The change also aligns the Moonphase with other flagship Master chronographs introduced this year, notably the new 41mm Monopusher, reinforcing a contemporary, standardized format at the top of the collection. In short, Longines appears to have chosen 41mm because it best served three goals at once: cleaner lineup management, stronger family design coherence, and improved everyday wearability.

Q: Does the updated 13.8mm thickness actually make this complex moonphase watch comfortable for everyday wear?

Yes—by the standards of a mechanically dense chronograph-calendar-moonphase, 13.8mm is comfortable enough for everyday wear, though it is not slim in an absolute sense. The update matters because Longines has trimmed the case from about 14mm to 13.8mm and unified the size at 41mm, with a 48.6mm lug-to-lug. That does not transform the watch into a dress-thin piece, but it does make a complicated Valjoux 7750-derived watch more manageable on the wrist. Reviews of the redesign consistently describe it as “more wearable” and “a touch slimmer,” which is meaningful for a model carrying a chronograph, moonphase, pointer date, day, month and 24-hour display. Comfort will depend on wrist size and clothing. At 41mm by 48.6mm, it should suit many medium to larger wrists well, while smaller wrists may still find it broad and tall. The polished case and pump pushers keep it elegant, but a 13.8mm profile can still sit high and may catch on tighter shirt cuffs. This is better described as an everyday-capable watch than a discreet under-cuff dress watch. Longines has helped the wearability equation with practical details: a bracelet option with shorter links and a micro-adjustable clasp, plus a leather strap with micro-adjustment as well. Those features can make a real day-to-day difference. So the slimmer case does improve comfort noticeably, but the watch remains a substantial, complication-heavy piece rather than a truly slim daily wearer.

3 articles · Updated · Monochrome Watches · Aug 25

CHF 3,200 buys Longines’ new Master Chrono Monopusher, a dress-focused chronograph that fills the more complicated end of the recently overhauled Master collection.
The 41mm stainless-steel watch centers on a crown-integrated monopusher chronograph—start, stop and reset through one button—paired with a manually wound L799.5 movement using a column wheel and vertical clutch.
Two dial options—ice blue or silver opaline—add fresh color to the classical layout, which includes a pulsometer scale, recessed subdials and applied numerals.
The movement delivers a 68-hour power reserve and is shown through a sapphire caseback, while the alligator strap gets a micro-adjustable folding clasp uncommon on dress watches.
The release extends Longines’ 2026 refresh of the Master line, following other 41mm chronograph updates and reviving a monopusher format the brand traces back to 1911.