Side by side

Islander Islander Republic Traveler GMT Watch with Black Dial #ISL-276vsGrand Seiko SBGE307

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

Islander Republic Traveler GMT Watch with Black Dial #ISL-276
IslanderIslander Republic Traveler GMT Watch with Black Dial #ISL-276
MSRP $695
SBGE307
Grand SeikoSBGE307
MSRP $11,500

At a glance

16 of 29 specs differ
Diameter
Islander Republic Traveler GMT Watch with Black Dial #ISL-27640mm
SBGE30744.5mm
Power Reserve
Islander Republic Traveler GMT Watch with Black Dial #ISL-276
SBGE30772h
Water Resistance
Islander Republic Traveler GMT Watch with Black Dial #ISL-276200m
SBGE307200m
MSRP
Islander Republic Traveler GMT Watch with Black Dial #ISL-276$695
SBGE307$11,500

Full specifications

Case

7 specs
Diameter
40mm
44.5mm
Thickness
13.1mm
14.9mm
Lug-to-Lug
46.5mm
50mm
Lug Width
20mm
23mm
Material
Stainless Steel
Titanium
Finish
Brushed and polished
Caseback
Screw-down
Solid

Crystal & Dial

3 specs
AR Coating
Underside
Yes
Dial Color
Black
Indices
Applied

Movement

5 specs
Caliber
Miyota 9075
9R66
Type
Manual
Spring Drive
Beat Rate
0 vph
28,800 vph
Power Reserve
0h
72h
Jewels
0
25

Pricing

1 specs
MSRP
$695
$11,500

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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 Republic Traveler GMT Watch with Black Dial #ISL-276

Owners widely praise the Islander Republic Traveler GMT Watch with Black Dial #ISL-276 for its excellent case finishing and build quality, featuring applied indices and a matching date wheel. The watch is noted for wearing well on the wrist with ample micro-adjustment options for a comfortable fit, and it is running at +2 seconds per day out of the box, powered by an SW330-2 movement. Overall, owners rate the Islander Republic Traveler GMT Watch with Black Dial #ISL-276 highly for its finishing and wearability at the price point.

Grand Seiko SBGE307

The Grand Seiko SBGE307 is praised for its unique "lion's mane" textured ivory dial and angular, modern titanium case featuring Zaratsu polishing. Reviewers highlight the aggressive, claw-shaped lugs and the contrasting hairline finishing, as well as the brownish-red GMT hand as a notable accent. The watch is powered by the 9R66 Spring Drive movement, offering a 72-hour power reserve and accuracy rated at +/- 15 seconds per month by one source, and +/- 1 second per day by another. It is priced at $10,700 USD and offers 200m water resistance. On balance, reviewers find the Grand Seiko SBGE307 to be a striking timepiece distinguished by its textured dial and sharp case finishing.

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