Side by side

Islander Islander Northport 37mm Automatic Watch with Purple Ripple Dial #ISL-291vsGruppo Gamma Field III GMT

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Islander Northport 37mm Automatic Watch with Purple Ripple Dial #ISL-291
IslanderIslander Northport 37mm Automatic Watch with Purple Ripple Dial #ISL-291
MSRP $499
Field III GMT
Gruppo GammaField III GMT
MSRP $459

At a glance

17 of 29 specs differ
Diameter
Islander Northport 37mm Automatic Watch with Purple Ripple Dial #ISL-29137mm
Field III GMT40mm
Power Reserve
Islander Northport 37mm Automatic Watch with Purple Ripple Dial #ISL-291
Field III GMT41h
Water Resistance
Islander Northport 37mm Automatic Watch with Purple Ripple Dial #ISL-291200m
Field III GMT200m
MSRP
Islander Northport 37mm Automatic Watch with Purple Ripple Dial #ISL-291$499
Field III GMT$459

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
37mm
40mm
Thickness
11.7mm
14mm
Lug-to-Lug
0mm
48.5mm
Lug Width
20mm
22mm
Finish
Brushed and polished
Caseback
Screw-down
Solid

Crystal & Dial

4 specs
AR Coating
Underside
Yes
Dial Color
Black
Indices
Applied
Lume
None
Super-LumiNova

Movement

5 specs
Caliber
Miyota 90S5
Seiko Instruments NH38A
Beat Rate
0 vph
28,800 vph
Power Reserve
0h
41h
Jewels
0
25
Complications
None
GMT

Pricing

1 specs
MSRP
$499
$459

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Islander Northport 37mm Automatic Watch with Purple Ripple Dial #ISL-291

The Islander Northport 37mm Automatic Watch with Purple Ripple Dial #ISL-291 is widely praised for its looks, build quality, and impressive specifications, including a high-beat Miyota 9015 movement with hacking and hand-winding, sapphire crystal, and 200m water resistance. Owners consider it excellent value, citing the finishing and comfortable fit. One owner notes the bright lume is fleeting. The watch is powered by a Miyota 9015 movement with a 40-hour power reserve. Overall, owners and reviewers rate the Islander Northport 37mm Automatic Watch with Purple Ripple Dial #ISL-291 highly for its exceptional value and robust specifications at its price point.

Gruppo Gamma Field III GMT

Owners praise the Gruppo Gamma Field III GMT for its look and value, with specific mentions of its sandwich dial and comfortable OEM straps. One owner notes incredible quality for the price across their Gruppo Gamma watches. The watch features a 40mm brushed stainless steel case, box sapphire crystal, and a Seiko NH34A movement with a 41-hour power reserve and stated accuracy of -20~+40 s/day. Some find the lack of a date window a drawback for a GMT, and question its differentiation from other NH34-powered watches. On balance, owners and reviewers find the Gruppo Gamma Field III GMT to be a good value with quality construction for its price point.

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