Side by side

Islander Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316vsGrand Seiko SBGJ237

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

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
SBGJ237
Grand SeikoSBGJ237
MSRP $7,600

At a glance

14 of 29 specs differ
Diameter
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-31640mm
SBGJ23744.2mm
Power Reserve
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316
SBGJ23755h
Water Resistance
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316200m
SBGJ237200m
MSRP
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316$379
SBGJ237$7,600

Full specifications

Case

6 specs
Diameter
40mm
44.2mm
Thickness
14mm
14.4mm
Lug-to-Lug
48mm
50.6mm
Lug Width
20mm
21mm
Finish
Brushed and polished
Caseback
Screw-down
Solid

Crystal & Dial

3 specs
AR Coating
Underside
Yes
Dial Color
Black
Indices
Applied

Movement

4 specs
Caliber
Seiko NH34
9S86
Beat Rate
0 vph
28,800 vph
Power Reserve
0h
55h
Jewels
0
25

Pricing

1 specs
MSRP
$379
$7,600

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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 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.

Grand Seiko SBGJ237

Grand Seiko SBGJ237 owners and reviewers praise its impeccable finishing, Hi-Beat 36,000vph movement, and functional GMT complication. The watch is noted for its good value at €7,000, featuring a stainless steel bracelet with alternating brushed and polished surfaces, and a sapphire bezel with a day/night indicator. Reviewers highlight the lovely lume and the bezel's vintage-inspired, asymmetric color split, which uses LumiBrite for low-light legibility. The 9S86 Hi-Beat movement offers impressive accuracy of -5 to +3 seconds per day and a 55-hour power reserve. The SBGJ237 boasts 200-meter water resistance. However, the 44.2mm case size, measuring 14.4mm thick, may require slightly larger wrists, and its elevated crystal and less prominent bezel contribute to a thickness that might feel less substantial in person. Overall, owners and reviewers highly regard the Grand Seiko SBGJ237 for its combination of finishing, movement technology, and GMT functionality at its price point.

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