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Montblanc
1858 Geosphere
MB117840
Specifications
Case Diameter
42mm
Lug to Lug
50mm
Thickness
12.8mm
Lug Width
22mm
Material
Titanium
Movement
Automatic
Strap
Leather Strap
Pricing & Fit Summary
With a lug-to-lug measurement of 50mm, this reference is generally recommended for wrist sizes 15.0cm and larger. Note: fit is determined by lug-to-lug distance (50mm), not case diameter (42mm).
- 42mm
- Diameter
- 50mm
- Lug to Lug
- 12.8mm
- Thickness
- 22mm
- Lug Width
- Movement
- Automatic
- Case Material
- Titanium
- Strap
- Leather Strap
Perceived Size
How it wears, not just how it measures
~52mm
vs 50mm L2L
Compact (36mm)Substantial (60mm)
↑ 12.8mm case thickness adds +1.9mm wrist presence
Will this fit your wrist?
Slide to your wrist circumference to see the fit diagram.
Wrist circumference17 cm
12cm17cm (avg)22cm