Side by side

Marathon MSAR (Medium Search & Rescue) Diver's AutomaticvsZelos Spearfish GMT

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
Spearfish GMT
ZelosSpearfish GMT
MSRP $999

At a glance

9 of 29 specs differ
Diameter
MSAR (Medium Search & Rescue) Diver's Automatic36mm
Spearfish GMT40mm
Power Reserve
MSAR (Medium Search & Rescue) Diver's Automatic40h
Spearfish GMT40h
Water Resistance
MSAR (Medium Search & Rescue) Diver's Automatic300m
Spearfish GMT200m
MSRP
MSAR (Medium Search & Rescue) Diver's Automatic$1,800
Spearfish GMT$999

Full specifications

Case

6 specs
Category
Diver
GMT
Diameter
36mm
40mm
Thickness
18mm
13mm
Lug-to-Lug
40mm
Lug Width
18mm
20mm
Water Resistance
300m
200m

Crystal & Dial

1 specs
Dial Color
White
Frost

Movement

1 specs
Caliber
Sellita SW200-1
Sellita SW330-2

Pricing

1 specs
MSRP
$1,800
$999

Follow this matchup

Get a note when Marathon MSAR (Medium Search & Rescue) Diver's Automatic vs Zelos Spearfish GMT gets more votes, a community discussion, or a price drop. No account needed.

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.

Zelos Spearfish GMT

The Zelos Spearfish GMT is widely praised for its exceptional value, with reviewers highlighting its superb finishing, flawless machining, and a tool-less micro-adjustment clasp that exceeds its price point. It features a La Joux-Perret G100 movement with a 68-hour power reserve, achieving an average accuracy of +2.6 seconds per day, or a Miyota 9075 movement offering flier-style GMT functionality. The 40mm case and bidirectional 48-click ceramic bezel are well-executed, though one reviewer noted a minor compromise in the end link fit. Overall, owners and reviewers rate the Zelos Spearfish GMT highly for its impressive finishing and value proposition.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.