Side by side
Beaufort SeatrekkervsGruppo Gamma Field III GMT Date
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Seatrekker39mm
Field III GMT Date40mm
Power Reserve
Seatrekker42h
Field III GMT Date41h
Water Resistance
Seatrekker200m
Field III GMT Date200m
MSRP
Seatrekker—
Field III GMT Date$459
Full specifications
Case
5 specsCategory
—
GMT
Diameter
39mm
40mm
Thickness
12.55mm
14mm
Lug-to-Lug
—
48.5mm
Lug Width
—
22mm
Crystal & Dial
3 specsAR Coating
Inner
Yes
Dial Color
Blue
Black
Lume
C3 Super-LumiNova applied to indices and hands for low-light readability.
Super-LumiNova
Movement
3 specsCaliber
Miyota 9039
Seiko Instruments NH38A
Power Reserve
42h
41h
Complications
None
GMT, Date
Pricing
1 specsMSRP
—
$459
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