Technical Archive
Montblanc
Montblanc
1858 117840— lug 20mm
Cinturino 20mm per Montblanc 1858 117840. Pelle vegetale, NATO, gomma. Scopri alligatore e vitello su Milano Straps.
Artisanal Note
"This model requires a precise 20mm lug width to preserve the original sartorial balance."
Technical Specifications
Montblanc 117840
Lug Width
20
mm
The essential strap measurement.
Browse 20mm straps →
Reference
117840
Movement
Montblanc caliber MB 29.25 Hours, Minutes, Additional 12 Hour Hand (adjustable), Day / Night Indication, World Time | Date
The Heritage
The Montblanc 1858 reference 117840 is powered by the MB 29.25 caliber with hour, minute, and adjustable hour hand seconds functions, and day/night indication. The watch offers world time function with date display. The movement features complications dedicated to the control of different time zones through the additional twelve-hour hand.
Compatible Straps
Selected for 20mm lug width