Side by side

Islander Islander Saltaire 38mm Solar Dive Watch with Ink Black Dial #ISL-278vsSeiko Astron GPS Solar 2026 Limited Edition

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

Islander Saltaire 38mm Solar Dive Watch with Ink Black Dial #ISL-278
IslanderIslander Saltaire 38mm Solar Dive Watch with Ink Black Dial #ISL-278
MSRP $395
Astron GPS Solar 2026 Limited Edition
SeikoAstron GPS Solar 2026 Limited Edition
MSRP $2,400

At a glance

17 of 29 specs differ
Diameter
Islander Saltaire 38mm Solar Dive Watch with Ink Black Dial #ISL-27838mm
Astron GPS Solar 2026 Limited Edition41.2mm
Power Reserve
Islander Saltaire 38mm Solar Dive Watch with Ink Black Dial #ISL-278
Astron GPS Solar 2026 Limited Edition40h
Water Resistance
Islander Saltaire 38mm Solar Dive Watch with Ink Black Dial #ISL-278200m
Astron GPS Solar 2026 Limited Edition100m
MSRP
Islander Saltaire 38mm Solar Dive Watch with Ink Black Dial #ISL-278$395
Astron GPS Solar 2026 Limited Edition$2,400

Full specifications

Case

8 specs
Category
Diver
GMT
Diameter
38mm
41.2mm
Thickness
12.5mm
12mm
Lug-to-Lug
0mm
48.6mm
Lug Width
20mm
14mm
Material
Stainless Steel
Titanium
Finish
Brushed and polished
Water Resistance
200m
100m

Crystal & Dial

4 specs
AR Coating
Underside
Super-clear coating
Dial Color
Black
Indices
Applied
Lume
None
LumiBrite on hands and index(es)

Movement

4 specs
Caliber
Miyota 2070
3X62
Beat Rate
0 vph
28,800 vph
Power Reserve
0h
40h
Jewels
0
10

Pricing

1 specs
MSRP
$395
$2,400

Follow this matchup

Get a note when Islander Saltaire 38mm Solar Dive Watch with Ink Black Dial #ISL-278 vs Seiko Astron GPS Solar 2026 Limited Edition gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

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

Islander Saltaire 38mm Solar Dive Watch with Ink Black Dial #ISL-278

The Islander Saltaire 38mm Solar Dive Watch with Ink Black Dial #ISL-278 is lauded for its appealing color and 38mm size, with owners calling it a keeper. Reviewers and owners alike praise its impressive specifications for the price and good finishing. However, some owners express a desire for a date complication, and one owner found the 38mm size too small, despite preferring smaller watches. The bezel is noted to be mineral crystal, not sapphire. Overall, owners rate the Islander Saltaire 38mm Solar Dive Watch with Ink Black Dial #ISL-278 highly for its value and wearability, with the primary praise centering on its color and compact dimensions.

Seiko Astron GPS Solar 2026 Limited Edition

The Seiko Astron GPS Solar 2026 Limited Edition is noted for its advanced GPS timekeeping that automatically updates time and date via satellite signals, powered by light to eliminate battery changes. Owners appreciate its design and texture, and the legible dial despite its complexity, with one owner preferring its less overloaded appearance over other Astron models. However, the GPS function requires a clear outdoor line-of-sight to the sky for reception, which can be an issue indoors or in dense urban environments, and DST is not implemented. The watch is priced over $2,000, and while it features a perpetual calendar, it only displays the date. Overall, owners and reviewers find the Seiko Astron GPS Solar 2026 Limited Edition a functional and appealing watch, particularly for its automatic timekeeping and solar power, though its GPS reception limitations and price point are noted considerations.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.