Side by side

Islander Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316vsMarathon Jeep Rubicon TSAR

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
Jeep Rubicon TSAR
MarathonJeep Rubicon TSAR
MSRP $1,650

At a glance

14 of 29 specs differ
Diameter
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-31640mm
Jeep Rubicon TSAR41mm
Power Reserve
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316
Jeep Rubicon TSAR40h
Water Resistance
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316200m
Jeep Rubicon TSAR300m
MSRP
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316$379
Jeep Rubicon TSAR$1,650

Full specifications

Case

6 specs
Category
GMT
Diver
Diameter
40mm
41mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Water Resistance
200m
300m
Caseback
Screw-down
Solid

Crystal & Dial

3 specs
AR Coating
Underside
Inner
Dial Color
Green
Indices
Applied

Movement

4 specs
Caliber
Seiko NH34
Swiss High-Torque Quartz
Beat Rate
0 vph
28,800 vph
Power Reserve
0h
40h
Jewels
0
25

Pricing

1 specs
MSRP
$379
$1,650

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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.

Marathon Jeep Rubicon TSAR

Marathon Jeep Rubicon TSAR owners praise its toughness and 41mm size for a 7" wrist, noting the sapphire crystal remains nearly flawless after a decade of near-daily wear and abuse. Tritium lume is still acceptable in darkness, and the bezel, though missing its 0-mark triangle, remains tight and clicks solidly. The watch features a steel case water-resistant to 300 meters, a Sellita SW200-1 automatic movement, and dual branding that de-emphasizes Marathon. Overall, owners rate the Marathon Jeep Rubicon TSAR highly for its exceptional durability and practical size.

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