Side by side

Marathon Arctic OSAR 36mm AutomaticvsRZE Fortitude GMT

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

Arctic OSAR 36mm Automatic
MarathonArctic OSAR 36mm Automatic
MSRP $1,200
Fortitude GMT
RZEFortitude GMT
MSRP $719

At a glance

13 of 29 specs differ
Diameter
Arctic OSAR 36mm Automatic36mm
Fortitude GMT41mm
Power Reserve
Arctic OSAR 36mm Automatic40h
Fortitude GMT40h
Water Resistance
Arctic OSAR 36mm Automatic300m
Fortitude GMT200m
MSRP
Arctic OSAR 36mm Automatic$1,200
Fortitude GMT$719

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
36mm
41mm
Thickness
13mm
12mm
Lug-to-Lug
43.5mm
47mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Grade 5 Titanium
Water Resistance
300m
200m

Crystal & Dial

3 specs
AR Coating
Inner
Underside
Dial Color
White
Red
Lume
None
Super-LumiNova BGW9

Movement

2 specs
Caliber
Sellita SW220-1
Miyota 9075
Complications
None
GMT

Pricing

1 specs
MSRP
$1,200
$719

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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 Arctic OSAR 36mm Automatic

The Marathon Arctic OSAR 36mm Automatic is noted for its non-tritium dial option, though some owners prefer the 1-12 numeral layout found on other models. One owner found the 36mm size too small for their wrist. Overall, owners appreciate the Marathon Arctic OSAR 36mm Automatic for its non-tritium dial option.

RZE Fortitude GMT

The RZE Fortitude GMT is widely praised for its lightweight titanium construction and durable UltraHex coating, offering exceptional value under $700. Owners and reviewers highlight its comfortable wearability, with a bracelet featuring a quick-adjust clasp and multiple micro-adjustment positions. The Miyota 9075 flyer GMT movement is noted for its accuracy, with one owner reporting -1 to +1 seconds per day, though another source states a range of -10/+30 seconds per day. The watch's design is appreciated for its soul and attention to detail, including a subtle red crown tube indicator and faceted lugs, and its Nimbus Grey dial features a coarse, sandpaper-like texture and fumé effect. A reviewer points out the rotor can be loud and a smaller screwdriver is needed for sizing, while an owner found the GMT hand lume confusing. Overall, owners and reviewers rate the RZE Fortitude GMT highly for its comfortable titanium build, durable coating, and excellent value.

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