Side by side
Seestern BB GMT S436.01 V2vsGruppo Gamma Field III GMT Date
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
BB GMT S436.01 V239mm
Field III GMT Date40mm
Power Reserve
BB GMT S436.01 V2—
Field III GMT Date41h
Water Resistance
BB GMT S436.01 V2100m
Field III GMT Date200m
MSRP
BB GMT S436.01 V2$240
Field III GMT Date$459
Full specifications
Case
6 specsCategory
—
GMT
Diameter
39mm
40mm
Thickness
12.7mm
14mm
Lug-to-Lug
48mm
48.5mm
Lug Width
20mm
22mm
Water Resistance
100m
200m
Crystal & Dial
3 specsAR Coating
—
Yes
Dial Color
—
Black
Lume
None
Super-LumiNova
Movement
3 specsCaliber
Seiko NH34
Seiko NH38
Power Reserve
0h
41h
Complications
None
GMT, Date
Pricing
1 specsMSRP
$240
$459
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