Side by side
Borealis Watch Co. JamantavsGruppo Gamma Field III GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Jamanta42.50mm
Field III GMT40mm
Power Reserve
Jamanta40h
Field III GMT41h
Water Resistance
Jamanta300m
Field III GMT200m
MSRP
Jamanta$415
Field III GMT$459
Full specifications
Case
6 specsCategory
Diver
GMT
Diameter
42.50mm
40mm
Thickness
13.30mm
14mm
Lug-to-Lug
50.40mm
48.5mm
Lug Width
22mm
22mm
Water Resistance
300m
200m
Crystal & Dial
2 specsAR Coating
Inner
Yes
Lume
BGW9
Super-LumiNova
Movement
3 specsCaliber
Miyota 9015
Seiko Instruments NH38A
Power Reserve
40h
41h
Complications
None
GMT
Pricing
1 specsMSRP
$415
$459
Follow this matchup
Get a note when Borealis Watch Co. Jamanta vs Gruppo Gamma Field III GMT gets more votes, a community discussion, or a price drop. No account needed.
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
Gruppo Gamma Field III GMTvsZelos Great White 43Phoibos Apollo TitaniumvsGruppo Gamma Field III GMTPhoibos Great WallvsGruppo Gamma Field III GMTGruppo Gamma Field III GMTvsZelos Thresher 44Borealis Watch Co. JamantavsGruppo Gamma Field III GMT DateChristopher Ward C65 Aquitaine GMTvsBorealis Watch Co. Jamanta