Side by side
Marathon GSAR (Government Search & Rescue) Diver's AutomaticvsSerket Watch Co Reef X
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
GSAR (Government Search & Rescue) Diver's Automatic41mm
Reef X42.5mm
Power Reserve
GSAR (Government Search & Rescue) Diver's Automatic40h
Reef X40h
Water Resistance
GSAR (Government Search & Rescue) Diver's Automatic300m
Reef X200m
MSRP
GSAR (Government Search & Rescue) Diver's Automatic$2,100
Reef X$399
Full specifications
Case
7 specsCategory
Diver
—
Diameter
41mm
42.5mm
Thickness
14mm
12.7mm
Lug-to-Lug
48mm
49mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
200m
Crystal & Dial
1 specsDial Color
Anthracite
Yellow
Movement
1 specsCaliber
Sellita SW200-1
Miyota 8215
Pricing
1 specsMSRP
$2,100
$399
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
Follow this matchup
Get a note when Marathon GSAR (Government Search & Rescue) Diver's Automatic vs Serket Watch Co Reef X gets more votes, a community discussion, or a price drop. No account needed.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
CWC RN Automatic Divers Watch Mk.2 with DatevsSerket Watch Co Reef XCWC Automatic Divers Watch Mk.2 Black with DatevsSerket Watch Co Reef XCWC Mutineer Automatic Divers WatchvsSerket Watch Co Reef XMarathon Jeep Rubicon GSARvsSerket Watch Co Reef XMarathon GSAR (Government Search & Rescue) Diver's AutomaticvsPook Watches SukeltajaMarathon GSAR (Government Search & Rescue) Diver's AutomaticvsSerket Watch Co Reef X Diver