Boderry SEATURTLE.OCEAN - Automatic Diver Watch (NH35 movement)vsMarathon GSAR (Government Search & Rescue) Diver's Automatic

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Boderry SEATURTLE.OCEAN - Automatic Diver Watch (NH35 movement) at true scale

SEATURTLE.OCEAN - Automatic Diver Watch (NH35 movement)

Marathon GSAR (Government Search & Rescue) Diver's Automatic at true scale

GSAR (Government Search & Rescue) Diver's Automatic

Diameter

40mm

41mm

Lug-to-Lug

n/a

48mm

Thickness

12.5mm

lowest

14mm

Water Resistance

100m

300m

highest

MSRP

$249

lowest

$2,500

Movement

Seiko NH35

Sellita SW200-1

Case

6 specs
Diameter
40mm
41mm
Thickness
12.5mm
14mm
Lug-to-Lug
n/a
48mm
Lug Width
n/a
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
300m

Crystal & Dial

1 specs
Dial Color
n/a
Anthracite

Movement

1 specs
Caliber
Seiko NH35
Sellita SW200-1

Pricing

1 specs
MSRP
$249
$2,500
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Reviews

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

Boderry SEATURTLE.OCEAN - Automatic Diver Watch (NH35 movement)

Owners widely praise the Boderry SEATURTLE.OCEAN - Automatic Diver Watch (NH35 movement) for its exceptional value, citing its original design, sapphire crystal, and thin 11.7mm profile for an NH35 movement. One owner reports an accuracy of -1 second per day, while another notes the titanium case and 100m water resistance are well-executed. Some owners report issues with the NH35 movement stopping, though others have had no problems with the brand. A rattling sound, noted by some owners, is considered normal for the NH35 movement and is deemed acceptable given the low price point. Overall, owners rate the Boderry SEATURTLE.OCEAN - Automatic Diver Watch (NH35 movement) highly for its impressive feature set and design at its price point.

Marathon GSAR (Government Search & Rescue) Diver's Automatic

The Marathon GSAR (Government Search & Rescue) Diver's Automatic is widely praised as a versatile and well-made tool watch, with reviewers highlighting its legibility, utilitarian build, and comfort. Owners appreciate the tritium gas tubes for exceptional illumination in darkness, a feature noted as superior to some alternatives. The 41mm case size is considered ideal by some, though one owner found it wore tall and bumped on objects. While the watch is generally seen as a solid value for a Swiss-made tool watch, some owners have reported quality control issues requiring warranty service. Overall, owners and reviewers rate the Marathon GSAR (Government Search & Rescue) Diver's Automatic highly for its robust build and constant legibility from tritium.