Side by side
Omnis ERAvsGruppo 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
ERA41.5mm
Field III GMT Date40mm
Power Reserve
ERA48h
Field III GMT Date41h
Water Resistance
ERA50m
Field III GMT Date200m
MSRP
ERA$583
Field III GMT Date$459
Full specifications
Case
6 specsCategory
—
GMT
Diameter
41.5mm
40mm
Thickness
12mm
14mm
Lug-to-Lug
—
48.5mm
Lug Width
20mm
22mm
Water Resistance
50m
200m
Crystal & Dial
3 specsAR Coating
Inner
Yes
Dial Color
Meteorite
Black
Lume
None
Super-LumiNova
Movement
3 specsCaliber
Miyota 8215
Seiko Instruments NH38A
Power Reserve
48h
41h
Complications
None
GMT, Date
Pricing
1 specsMSRP
$583
$459
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