Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 46mmvsGlycine Airman GMT

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

OSAR-D (Original SAR with Date) Automatic 46mm
MarathonOSAR-D (Original SAR with Date) Automatic 46mm
MSRP $2,500
Airman GMT
GlycineAirman GMT
MSRP $2,950

At a glance

16 of 29 specs differ
Diameter
OSAR-D (Original SAR with Date) Automatic 46mm46mm
Airman GMT46mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 46mm40h
Airman GMT48h
Water Resistance
OSAR-D (Original SAR with Date) Automatic 46mm300m
Airman GMT100m
MSRP
OSAR-D (Original SAR with Date) Automatic 46mm$2,500
Airman GMT$2,950

Full specifications

Case

8 specs
Category
Diver
GMT
Thickness
13mm
12.18mm
Lug-to-Lug
43.5mm
Lug Width
18mm
24mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Water Resistance
300m
100m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Indices
Applied
Lume
None
Luminous

Movement

3 specs
Caliber
Sellita SW220-1
SW330-2
Power Reserve
40h
48h
Complications
None
GMT

Pricing

1 specs
MSRP
$2,500
$2,950

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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 OSAR-D (Original SAR with Date) Automatic 46mm

The Marathon OSAR-D (Original SAR with Date) Automatic 46mm is widely regarded as a rugged and legible timepiece, featuring a familiar geometric dial with MaraGlo lume and a white dial with applied hour markers that enhance legibility. Owners and reviewers note its 300-meter water resistance and the reliable Swiss-made Sellita SW200-1 automatic movement with improved shock protection. The watch is described as large, thick, and heavy, with some owners finding it comfortable on the wrist while others note its substantial presence, particularly at a table. Overall, owners and reviewers appreciate the Marathon OSAR-D (Original SAR with Date) Automatic 46mm for its rugged build and excellent legibility.

Glycine Airman GMT

Owners widely praise the Glycine Airman GMT for its value and classic design, with specific appreciation for its 39mm sizing, 200m water resistance, and beefy signed crowns. Reviewers highlight its faithful re-issue nature, retaining vintage features like the plexiglass crystal and locking friction bezel with a thumbscrew crown, while some owners note its subtle blue degrade dial and red-tipped GMT hand. Accuracy from its Sellita-based automatic movement is described as acceptable, though some owners find the dual 12-hour and 24-hour scales confusing and the slim GMT hand difficult to read. On balance, enthusiasts and reviewers rate the Glycine Airman GMT highly for its vintage charm and robust build at its price point.

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