Marathon GSAR (Government Search & Rescue) Diver's AutomaticvsUnimatic Modello Uno U1-FMN

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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.

Marathon GSAR (Government Search & Rescue) Diver's Automatic at true scale

GSAR (Government Search & Rescue) Diver's Automatic

Unimatic Modello Uno U1-FMN at true scale

Modello Uno U1-FMN

Diameter

41mm

40mm

Lug-to-Lug

48mm

n/a

Thickness

14mm

n/a

Water Resistance

300m

300m

Power Reserve

n/a

41h

MSRP

$2,500

$960

lowest

Movement

Sellita SW200-1

Seiko NH35

Case

5 specs
Diameter
41mm
40mm
Thickness
14mm
n/a
Lug-to-Lug
48mm
n/a
Lug Width
20mm
22mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

1 specs
Dial Color
Anthracite
n/a

Movement

2 specs
Caliber
Sellita SW200-1
Seiko NH35
Power Reserve
0h
41h

Pricing

1 specs
MSRP
$2,500
$960
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Marathon GSAR (Government Search & Rescue) Diver's Automatic

The Marathon GSAR (Government Search & Rescue) Diver's Automatic is widely praised as a versatile and well-made tool watch, with reviewers highlighting its legibility, utilitarian build, and comfort. Owners appreciate the tritium gas tubes for exceptional illumination in darkness, a feature noted as superior to some alternatives. The 41mm case size is considered ideal by some, though one owner found it wore tall and bumped on objects. While the watch is generally seen as a solid value for a Swiss-made tool watch, some owners have reported quality control issues requiring warranty service. Overall, owners and reviewers rate the Marathon GSAR (Government Search & Rescue) Diver's Automatic highly for its robust build and constant legibility from tritium.

Unimatic Modello Uno U1-FMN

The Unimatic Modello Uno U1-FMN is widely praised for its intensely minimalist and utilitarian design, featuring clever case details like mirrored lug lines and crown guards. Owners appreciate its simple, well-executed diver aesthetic and all-black finish, with many finding the 40mm case very wearable. The Seiko NH35 automatic movement is noted as reliable. Some reviewers feel the lack of a minute track dilutes the brand's signature DNA, making it appear sterile, while others find the Super-LumiNova lume application uneven. One owner reported sharp edges on the bracelet clasp. On balance, owners and reviewers appreciate the Unimatic Modello Uno U1-FMN for its striking minimalist design and solid build quality at its price point.