Side by side
CWC RN Automatic Divers Watch Mk.2vsSeiko Astron GPS Solar 2025 Limited Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
RN Automatic Divers Watch Mk.241mm
Astron GPS Solar 2025 Limited Edition42mm
Power Reserve
RN Automatic Divers Watch Mk.240h
Astron GPS Solar 2025 Limited Edition40h
Water Resistance
RN Automatic Divers Watch Mk.2300m
Astron GPS Solar 2025 Limited Edition100m
MSRP
RN Automatic Divers Watch Mk.2$1,249
Astron GPS Solar 2025 Limited Edition$2,600
Full specifications
Case
6 specsCategory
Diver
GMT
Diameter
41mm
42mm
Lug-to-Lug
47mm
47.9mm
Lug Width
20mm
14mm
Material
Stainless Steel
Titanium
Water Resistance
300m
100m
Crystal & Dial
3 specsAR Coating
Inner
Super-clear coating
Dial Color
CWC RN Automatic Divers Watch Mk.2, Stainless Steel (RN300-MT AS120)
Black
Lume
Super-LumiNova
LumiBrite on hands and index(es)
Movement
3 specsCaliber
Sellita SW200-1
3X62
Type
Automatic
Quartz
Jewels
25
10
Pricing
1 specsMSRP
$1,249
$2,600
Follow this matchup
Get a note when CWC RN Automatic Divers Watch Mk.2 vs Seiko Astron GPS Solar 2025 Limited Edition gets more votes, a community discussion, or a price drop. No account needed.
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
CWC Automatic Divers Watch Mk.2 BlackvsSeiko Astron GPS Solar 2025 Limited EditionCWC RN81 Clearance Diver Automatic WatchvsSeiko Astron GPS Solar 2025 Limited EditionCWC Automatic Divers Watch Mk.2 Black with DatevsSeiko Astron GPS Solar 2025 Limited EditionMarathon GSAR (Government Search & Rescue) Diver's AutomaticvsSeiko Astron GPS Solar 2025 Limited EditionCWC RN Automatic Divers Watch Mk.2vsMarathon Steel Navigator SSNAV-D QuartzCWC RN Automatic Divers Watch Mk.2vsDan Henry 1963











