Side by side

Marathon MSAR (Medium Search & Rescue) Diver's AutomaticvsSheffield 1A

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

MSAR (Medium Search & Rescue) Diver's Automatic
MarathonMSAR (Medium Search & Rescue) Diver's Automatic
MSRP $1,800
1A
Sheffield1A
MSRP $223
What people say

Owners + reviewers, side by side

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

Marathon MSAR (Medium Search & Rescue) Diver's Automatic

The Marathon MSAR (Medium Search & Rescue) Diver's Automatic is lauded for its utilitarian, no-nonsense design, exceptional tritium lume for visibility, and comfortable 41mm wearability. Reviewers highlight its robust build, meeting ISO 6425 dive watch standards and approved for military use, demonstrating durability during demanding activities. One reviewer notes the stock rubber strap requires modification for a proper fit. Overall, reviewers rate the Marathon MSAR (Medium Search & Rescue) Diver's Automatic highly for its focus on utility and ruggedness at its price point.

Sheffield 1A

Owners widely praise the Sheffield 1A for its superb quality, sturdiness, and value, with many finding its blue dial appealing and its construction more substantial than comparable models. One owner noted expensive shipping fees as a drawback, and another suggested the bezel action could be crisper. Overall, owners consider the Sheffield 1A a no-brainer for its affordability and quality.

At a glance

11 of 29 specs differ
Diameter
MSAR (Medium Search & Rescue) Diver's Automatic36mm
1A40mm
Power Reserve
MSAR (Medium Search & Rescue) Diver's Automatic40h
1A
Water Resistance
MSAR (Medium Search & Rescue) Diver's Automatic300m
1A200m
MSRP
MSAR (Medium Search & Rescue) Diver's Automatic$1,800
1A$223

Full specifications

Case

6 specs
Diameter
36mm
40mm
Thickness
18mm
12.8mm
Lug-to-Lug
46mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

2 specs
Dial Color
White
White/Blue
Lume
None
Swiss blue lume

Movement

2 specs
Caliber
Sellita SW200-1
Seiko NH35
Power Reserve
40h

Pricing

1 specs
MSRP
$1,800
$223
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