Montblanc 1858 Geosphere 42mm Titanium (strap) vs Ressence Type 7
The Montblanc 1858 Geosphere 42mm Titanium (strap) and the Ressence Type 7 are both titanium other watches. This is a side-by-side of their case size, weight, titanium grade, movement, water resistance, and price, drawn from the verified specs in the Titanium Field Guide.
| Montblanc1858 Geosphere 42mm Titanium (strap) | RessenceType 7 | |
|---|---|---|
| Price | – | $51,500 |
| Case diameter | 42.0 mm | 41.0 mm |
| Thickness | 12.8 mm | 14 mm |
| Lug-to-lug | – | – |
| Water resistance | 100 m | 50 m |
| Weight | – | – |
| Titanium grade | Grade 5 | Grade 5 |
| Surface treatment | Satin and polished; ceramic bezel | Brushed and polished |
| Movement | Automatic (worldtime) | Self-winding ETA (2824 base) + ROCS 7 with magnetic transmission; oil-filled (2.95 ml); GMT; RCLS caseback setting; Grade 5 titanium bracelet |
| Power reserve | 42 h | – |
| Complications | Worldtimer, Date | GMT |
| Crystal | Sapphire | Domed sapphire |
| Bracelet / strap | Calfskin strap | Grade 5 titanium bracelet |
| Origin | Germany | Belgium |
| Confidence | Medium | High |
Full details: Montblanc 1858 Geosphere 42mm Titanium (strap) · Ressence Type 7
All Montblanc titanium watches · All Ressence titanium watches · How we verify & grade