Side by side

Seestern Sub 300 V4vsMarathon MSAR (Medium Search & Rescue) Diver's Automatic

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

Sub 300 V4
SeesternSub 300 V4
MSRP $10
MSAR (Medium Search & Rescue) Diver's Automatic
MarathonMSAR (Medium Search & Rescue) Diver's Automatic
MSRP $1,800

At a glance

16 of 29 specs differ
Diameter
Sub 300 V442mm
MSAR (Medium Search & Rescue) Diver's Automatic36mm
Power Reserve
Sub 300 V441h
MSAR (Medium Search & Rescue) Diver's Automatic40h
Water Resistance
Sub 300 V4200m
MSAR (Medium Search & Rescue) Diver's Automatic300m
MSRP
Sub 300 V4$10
MSAR (Medium Search & Rescue) Diver's Automatic$1,800

Full specifications

Case

7 specs
Diameter
42mm
36mm
Thickness
13mm
18mm
Lug-to-Lug
46mm
Lug Width
20mm
18mm
Finish
Brushed + Sandblasted
Brushed and polished
Water Resistance
200m
300m
Caseback
Solid screw-down
Solid

Crystal & Dial

3 specs
AR Coating
Underside
Inner
Dial Color
Orange
White
Lume
Japan Lume (blue glow)
None

Movement

5 specs
Caliber
Seiko NH35A
Sellita SW200-1
Beat Rate
21,600 vph
28,800 vph
Power Reserve
41h
40h
Jewels
24
25
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$10
$1,800

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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.

Seestern Sub 300 V4

Owners widely praise the Seestern Sub 300 V4 for its terrific fit and finish and surprising little touches at its $179 price, noting top-notch case, dial, bezel, and crystal. The bracelet is considered nice enough for the price point, and the watch is powered by the solid and reliable Seiko NH35 movement. Some owners report that the polished sides of the case show signs of wear. Overall, owners rate the Seestern Sub 300 V4 highly for its excellent case, dial, and bezel finishing at the price.

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.

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