Side by side

Marathon Jeep Rubicon TSARvsSeiko Prospex Sea 1968 Heritage Diver's GMT Watch

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

Jeep Rubicon TSAR
MarathonJeep Rubicon TSAR
MSRP $1,650

At a glance

11 of 29 specs differ
Diameter
Jeep Rubicon TSAR41mm
Prospex Sea 1968 Heritage Diver's GMT Watch42mm
Power Reserve
Jeep Rubicon TSAR40h
Prospex Sea 1968 Heritage Diver's GMT Watch72h
Water Resistance
Jeep Rubicon TSAR300m
Prospex Sea 1968 Heritage Diver's GMT Watch300m
MSRP
Jeep Rubicon TSAR$1,650
Prospex Sea 1968 Heritage Diver's GMT Watch$1,700

Full specifications

Case

4 specs
Diameter
41mm
42mm
Thickness
14mm
13.3mm
Lug-to-Lug
48mm
48.6mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

3 specs
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Green
Black
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Swiss High-Torque Quartz
6R54
Power Reserve
40h
72h
Jewels
25
24

Pricing

1 specs
MSRP
$1,650
$1,700

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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.

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.

Seiko Prospex Sea 1968 Heritage Diver's GMT Watch

The Seiko Prospex Sea 1968 Heritage Diver's GMT Watch offers a 300-meter depth rating and a caller-style GMT complication powered by the Caliber 6R54 movement, which provides a 72-hour power reserve. Reviewers note its refined clasp with extensive micro-adjustment. However, the movement's accuracy, ranging from +25 to -15 seconds per day, is considered a drawback by some. Overall, reviewers highlight the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch as a good reminder of Seiko's value, despite the wide accuracy range of its movement.

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