Side by side

Bremont Terra Nova 40.5vsMarathon GSAR (Government Search & Rescue) Diver's Automatic

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

Terra Nova 40.5
BremontTerra Nova 40.5
MSRP $3,250
GSAR (Government Search & Rescue) Diver's Automatic
MarathonGSAR (Government Search & Rescue) Diver's Automatic
MSRP $2,100

At a glance

9 of 29 specs differ
Diameter
Terra Nova 40.540.5mm
GSAR (Government Search & Rescue) Diver's Automatic41mm
Power Reserve
Terra Nova 40.540h
GSAR (Government Search & Rescue) Diver's Automatic40h
Water Resistance
Terra Nova 40.5100m
GSAR (Government Search & Rescue) Diver's Automatic300m
MSRP
Terra Nova 40.5$3,250
GSAR (Government Search & Rescue) Diver's Automatic$2,100

Full specifications

Case

6 specs
Category
Field
Diver
Diameter
40.5mm
41mm
Thickness
11.11mm
14mm
Lug-to-Lug
48mm
Lug Width
22mm
20mm
Water Resistance
100m
300m

Crystal & Dial

1 specs
Dial Color
Green
Anthracite

Movement

1 specs
Caliber
ENG300
Sellita SW200-1

Pricing

1 specs
MSRP
$3,250
$2,100

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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.

Bremont Terra Nova 40.5

The Bremont Terra Nova 40.5 Date Bronze is highlighted for its CuAl7Si2 bronze alloy case, which provides a warm, luxurious appearance and develops a gradual patina. It includes a gradient green dial with prominent Super-LumiNova numerals and a 40.5mm diameter. The watch is powered by the caliber BE-36AE, offering a 38-hour power reserve and 100m water resistance. The Bremont Terra Nova 38, a time-only field watch, features a 904L stainless steel case and vintage-inspired beige Super-LumiNova. Reviewers noted a preference for a screw-down crown and caseback for a field watch. On balance, reviewers praise the Bremont Terra Nova 40.5 Date Bronze for its distinctive bronze case and attractive dial, while noting the Terra Nova 38's utilitarian design and a preference for more robust water-resistance features on a field watch.

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

The Marathon GSAR (Government Search & Rescue) Diver's Automatic is widely praised for its legibility, comfort, and exceptional tritium illumination, with reviewers highlighting its utilitarian, military-equipment feel and a 41mm case size considered ideal. Owners appreciate its grippy bezel and the 300 meters of water resistance provided by the screw-down crown, deeming it a solid value for a Swiss-made tool watch. Some owners report quality control issues, with one user needing to warranty two watches, and another notes the GSAR wears taller than other models, leading to occasional bumping. The reliable ETA 2824-A2 movement is a consistent feature. Overall, owners and reviewers rate the Marathon GSAR (Government Search & Rescue) Diver's Automatic highly for its bright tritium lume and robust, no-nonsense tool watch design.

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