Jack Mason Strat-O-Timer Titanium Diver GMT vs Unimatic Modello Uno U1S-TGMT
The Jack Mason Strat-O-Timer Titanium Diver GMT and the Unimatic Modello Uno U1S-TGMT are both titanium diver 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.
| Jack MasonStrat-O-Timer Titanium Diver GMT |  UnimaticModello Uno U1S-TGMT | |
|---|---|---|
| Price | $1,399 | $1,949 |
| Case diameter | 40.0 mm | 40.0 mm |
| Thickness | 13.2 mm | – |
| Lug-to-lug | 47 mm | – |
| Water resistance | 200 m | 300 m |
| Weight | 118 g | 57 g |
| Titanium grade | Grade 2 | Grade 2 |
| Surface treatment | Hardness coating | Sandblasted |
| Movement | Automatic | Automatic (GMT) |
| Power reserve | 42 h | 41 h |
| Complications | GMT, Date | GMT |
| Crystal | Sapphire | Double-domed sapphire, AR coated |
| Bracelet / strap | Grade 2 titanium bracelet; FKM Tropic strap | TPU strap |
| Origin | United States | Italy |
| Confidence | High | High |
Full details: Jack Mason Strat-O-Timer Titanium Diver GMT · Unimatic Modello Uno U1S-TGMT
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