Islander Calabro GMT World Time Automatic with Anthracite DialvsUndone Basecamp Stealth Leather
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Calabro GMT World Time Automatic with Anthracite Dial

Basecamp Stealth Leather
Diameter
40mm
40mm
Lug-to-Lug
48mm
n/a
Thickness
14mm
n/a
Water Resistance
200m
highest
100m
MSRP
$379
$360
lowest
Movement
Seiko NH34
Seiko NH34
Case
5 specsCrystal & Dial
4 specsMovement
1 specsPricing
1 specsReviews
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 owners widely report excellent value at its $329 MSRP, citing the Seiko NH34 automatic movement, sapphire crystal, and well-proportioned 40mm case. The watch features a handsome anthracite dial with applied indices and a quality 120-click unidirectional bezel. On balance, owners rate the Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316 highly for its value and robust feature set at the price point.
The Undone Basecamp Stealth Leather is praised for its stealthy sand-blasted finish and sharp case lines, offering good legibility with faceted indices and gloss hands despite its dark aesthetic. Owners report it keeps "great time" and appreciate the reliable Seiko NH35 movement, with one noting comfortable wear on larger wrists due to short lugs. Some users flag a ghost date position on certain configurations. Overall, owners and reviewers rate the Undone Basecamp Stealth Leather highly for its stealthy design and dependable performance at its price point.
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