Side by side
Oak & Oscar Batch Nº2vsGruppo Gamma Field III GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
17 of 29 specs differDiameter
Batch Nº238mm
Field III GMT40mm
Power Reserve
Batch Nº242h
Field III GMT41h
Water Resistance
Batch Nº2100m
Field III GMT200m
MSRP
Batch Nº2$1,775
Field III GMT$459
Full specifications
Case
8 specsCategory
Field
GMT
Diameter
38mm
40mm
Thickness
10.8mm
14mm
Lug-to-Lug
44.9mm
48.5mm
Lug Width
20mm
22mm
Material
316L Stainless Steel (navy ceramic coated)
Stainless Steel
Water Resistance
100m
200m
Caseback
Solid screw-down
Solid
Crystal & Dial
3 specsCrystal Shape
Double-domed
Flat
AR Coating
Underside
Yes
Dial Color
Blue
Black
Movement
5 specsCaliber
Modified ETA 2892A2
Seiko Instruments NH38A
Beat Rate
4 vph
28,800 vph
Power Reserve
42h
41h
Jewels
21
25
Complications
GMT, Chronograph, Date
GMT
Pricing
1 specsMSRP
$1,775
$459
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