Side by side

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

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
Bradner
SpinnakerBradner
MSRP $179

At a glance

8 of 29 specs differ
Diameter
MSAR (Medium Search & Rescue) Diver's Automatic36mm
Bradner42mm
Power Reserve
MSAR (Medium Search & Rescue) Diver's Automatic40h
Bradner40h
Water Resistance
MSAR (Medium Search & Rescue) Diver's Automatic300m
Bradner180m
MSRP
MSAR (Medium Search & Rescue) Diver's Automatic$1,800
Bradner$179

Full specifications

Case

5 specs
Diameter
36mm
42mm
Thickness
18mm
15mm
Lug-to-Lug
50mm
Lug Width
18mm
22mm
Water Resistance
300m
180m

Crystal & Dial

1 specs
Dial Color
White
Tidal Blue

Movement

1 specs
Caliber
Sellita SW200-1
SII NH35A

Pricing

1 specs
MSRP
$1,800
$179

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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 Bradner

Owners widely praise the Spinnaker Bradner's vibrant dials and excellent lume on indices and bezel, with one owner noting comfortable wearability on a 7-inch wrist. Reviewers flag imprecise finishing on the minute ring and an inner bezel crown that rotates too easily, while some owners report the internal rotating bezel does not stay in position. The watch features a Seiko NH35 movement with a 41-hour power reserve and is priced around $390-$430 USD. On balance, owners and reviewers find the Spinnaker Bradner to be a fun, affordable diver, with its vibrant dials and strong lume being key selling points.

From video reviewers

The Spinnaker Atlantic Blue's reliable Seiko NH35 automatic movement is a key strength. The watch's lume performance is somewhat lacking, which may be a trade-off for some buyers. Reviewers disagree on the watch's bezel action, with one reviewer praising it as smooth and precise, while the other two do not mention it.

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