Side by side

Marathon GSAR (Government Search & Rescue) Diver's AutomaticvsLongines MASTER COLLECTION MOONPHASE

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

GSAR (Government Search & Rescue) Diver's Automatic
MarathonGSAR (Government Search & Rescue) Diver's Automatic
MSRP $2,100
MASTER COLLECTION MOONPHASE
LonginesMASTER COLLECTION MOONPHASE
MSRP $3,450

At a glance

22 of 29 specs differ
Diameter
GSAR (Government Search & Rescue) Diver's Automatic41mm
MASTER COLLECTION MOONPHASE40mm
Power Reserve
GSAR (Government Search & Rescue) Diver's Automatic40h
MASTER COLLECTION MOONPHASE72h
Water Resistance
GSAR (Government Search & Rescue) Diver's Automatic300m
MASTER COLLECTION MOONPHASE30m
MSRP
GSAR (Government Search & Rescue) Diver's Automatic$2,100
MASTER COLLECTION MOONPHASE$3,450

Full specifications

Case

9 specs
Category
Diver
Moonphase
Diameter
41mm
40mm
Thickness
14mm
11.1mm
Lug-to-Lug
48mm
47mm
Lug Width
20mm
21mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Water Resistance
300m
30m
Caseback
Solid
Transparent case back with sapphire crystal

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Anthracite
Blue
Indices
Applied
Diamond indexes
Lume
None
Super-LumiNova

Movement

7 specs
Caliber
Sellita SW200-1
L899.5
Beat Rate
28,800 vph
25,200 vph
Power Reserve
40h
72h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Hours, minutes, seconds, moon phase display and date indicated by small hand at

Pricing

1 specs
MSRP
$2,100
$3,450

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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 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.

Longines MASTER COLLECTION MOONPHASE

Owners widely praise the Longines MASTER COLLECTION MOONPHASE for its legible dial, romantic moonphase complication, and overall value for money. Reviewers note its classic design, barleycorn guilloché dial, and Roman numerals. Some owners find the strap superb, while others mention the cut-off Roman numeral six as a potential drawback. The watch has a 3 bar water resistance, limiting its use to drier environments, and the complete calendar requires manual adjustment for shorter months. On balance, the consensus is that the Longines MASTER COLLECTION MOONPHASE is highly regarded for its attractive dial and complication at its price point.

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