Side by side
Rolex GMT-Master IIvsGruppo Gamma Field III GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
15 of 29 specs differDiameter
GMT-Master II40mm
Field III GMT40mm
Power Reserve
GMT-Master II70h
Field III GMT41h
Water Resistance
GMT-Master II100m
Field III GMT200m
MSRP
GMT-Master II$11,800
Field III GMT$459
Full specifications
Case
7 specsThickness
—
14mm
Lug-to-Lug
46mm
48.5mm
Lug Width
—
22mm
Material
Oystersteel
Stainless Steel
Finish
18 kt Everose gold
Brushed and polished
Water Resistance
100m
200m
Caseback
Monobloc middle case, screw-down case back and winding crown
Solid
Crystal & Dial
3 specsAR Coating
—
Yes
Indices
Index
Applied
Lume
Chromalight
Super-LumiNova
Movement
4 specsCaliber
3285
Seiko Instruments NH38A
Power Reserve
70h
41h
Jewels
34
25
Complications
GMT, Date
GMT
Pricing
1 specsMSRP
$11,800
$459
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