Side by side

Marathon MSAR (Medium Search & Rescue) Diver's AutomaticvsSpinnaker Spence 300

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
Spence 300
SpinnakerSpence 300
MSRP $650

At a glance

7 of 29 specs differ
Diameter
MSAR (Medium Search & Rescue) Diver's Automatic36mm
Spence 30040mm
Power Reserve
MSAR (Medium Search & Rescue) Diver's Automatic40h
Spence 30040h
Water Resistance
MSAR (Medium Search & Rescue) Diver's Automatic300m
Spence 300300m
MSRP
MSAR (Medium Search & Rescue) Diver's Automatic$1,800
Spence 300$650

Full specifications

Case

4 specs
Diameter
36mm
40mm
Thickness
18mm
11.5mm
Lug-to-Lug
48mm
Lug Width
18mm
20mm

Crystal & Dial

1 specs
Dial Color
White
Aquamarine

Movement

1 specs
Caliber
Sellita SW200-1
SII NH35A

Pricing

1 specs
MSRP
$1,800
$650

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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 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.

Spinnaker Spence 300

The Spinnaker Spence 300 is widely praised for its slim 10.9mm case and 40mm diameter, offering a comfortable and uncommon thin diver design at its price point. Reviewers and owners highlight its value, especially below $350, and its blend of retro design with modern specifications, including a 300m depth rating and a fully indexed bezel. Some owners, however, find the dial printing and bracelet finishing to be less refined, with one noting the bracelet's male end links as a drawback. The consensus is that the Spinnaker Spence 300 is highly regarded for its exceptional value and wearable dimensions, making it a strong contender for an everyday sports watch.

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