Side by side

CWC GS Sapphire Military Green WatchvsIslander Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316

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

GS Sapphire Military Green Watch
CWCGS Sapphire Military Green Watch
MSRP $333
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316
IslanderIslander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316
MSRP $379

At a glance

16 of 29 specs differ
Diameter
GS Sapphire Military Green Watch36.5mm
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-31640mm
Power Reserve
GS Sapphire Military Green Watch40h
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316
Water Resistance
GS Sapphire Military Green Watch200m
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316200m
MSRP
GS Sapphire Military Green Watch$333
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316$379

Full specifications

Case

7 specs
Category
Field
GMT
Diameter
36.5mm
40mm
Thickness
12mm
14mm
Lug-to-Lug
46mm
48mm
Lug Width
19mm
20mm
Finish
Brushed and polished
Caseback
Solid
Screw-down

Crystal & Dial

4 specs
AR Coating
Yes
Underside
Dial Color
CWC GS Sapphire Military Green Watch, Black Case with Green Dial
Indices
Applied
Lume
Super-LumiNova
None

Movement

4 specs
Caliber
Seiko NH34
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0

Pricing

1 specs
MSRP
$333
$379

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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.

CWC GS Sapphire Military Green Watch

Owners widely praise the CWC GS Sapphire Military Green Watch for its grab-and-go quartz accuracy, sapphire crystal, screw-down crown and case back, and 200m water resistance, a unique combination for a field watch. The 36.5mm case is noted for its subtle size and solid build quality, fitting well with the brand's military heritage and functional, attractive simplicity. Some owners find the watch pricey, particularly with recent tariff and exchange rate increases, and fixed lugs can present a challenge for thicker straps. Overall, owners rate the CWC GS Sapphire Military Green Watch highly for its robust, practical field watch design and reliable quartz movement.

Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316

Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316 offers excellent value at $329 MSRP, featuring a handsome anthracite dial with applied indices, a sapphire crystal, and a quality 120-click unidirectional bezel. Owners highlight the NH34 movement and well-proportioned 40x48x20mm case. Overall, owners rate the Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316 highly for its value and feature set at the price point.

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