Side by side

Christopher Ward C65 Aquitaine Bronze COSCvsMarathon GSAR (Government Search & Rescue) Diver's Automatic

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

C65 Aquitaine Bronze COSC
Christopher WardC65 Aquitaine Bronze COSC
MSRP $1,695
GSAR (Government Search & Rescue) Diver's Automatic
MarathonGSAR (Government Search & Rescue) Diver's Automatic
MSRP $2,100

At a glance

16 of 29 specs differ
Diameter
C65 Aquitaine Bronze COSC46.68mm
GSAR (Government Search & Rescue) Diver's Automatic41mm
Power Reserve
C65 Aquitaine Bronze COSC38h
GSAR (Government Search & Rescue) Diver's Automatic40h
Water Resistance
C65 Aquitaine Bronze COSC200m
GSAR (Government Search & Rescue) Diver's Automatic300m
MSRP
C65 Aquitaine Bronze COSC$1,695
GSAR (Government Search & Rescue) Diver's Automatic$2,100

Full specifications

Case

8 specs
Diameter
46.68mm
41mm
Thickness
12.45mm
14mm
Lug-to-Lug
46.68mm
48mm
Lug Width
22mm
20mm
Material
Bronze
316L Stainless Steel
Finish
Brushed + Polished
Brushed and polished
Water Resistance
200m
300m
Caseback
Display
Solid

Crystal & Dial

2 specs
Dial Color
Blue
Anthracite
Lume
SLN X1 BL Old Radium
None

Movement

5 specs
Caliber
SW200
Sellita SW200-1
Beat Rate
4 vph
28,800 vph
Power Reserve
38h
40h
Jewels
26
25
Complications
Moonphase, Day-date, Date
None

Pricing

1 specs
MSRP
$1,695
$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.

Christopher Ward C65 Aquitaine Bronze COSC

Owners widely praise the Christopher Ward C65 Aquitaine Bronze COSC for its comfortable wearability, durable case and bezel, and smooth winding action, with one owner finding its case superior to a Tudor's. However, accuracy is a significant concern, with one owner reporting +17 seconds per day. The rubber strap is also noted as lacking refinement, and some suggest design tweaks for greater brand uniqueness. Overall, owners rate the Christopher Ward C65 Aquitaine Bronze COSC highly for its wearability and case finishing, despite accuracy concerns with the Sellita SW330-2 movement.

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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