Side by side
Aera Instruments C-1vsCWC RN Automatic Divers Watch Mk.2 with Date
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
C-142mm
RN Automatic Divers Watch Mk.2 with Date41mm
Power Reserve
C-156h
RN Automatic Divers Watch Mk.2 with Date40h
Water Resistance
C-1100m
RN Automatic Divers Watch Mk.2 with Date300m
MSRP
C-1$2,200
RN Automatic Divers Watch Mk.2 with Date$1,249
Full specifications
Case
6 specsCategory
—
Diver
Diameter
42mm
41mm
Thickness
15.75mm
12mm
Lug-to-Lug
49.55mm
47mm
Lug Width
22mm
20mm
Water Resistance
100m
300m
Crystal & Dial
2 specsDial Color
Cloud
CWC RN Automatic Divers Watch Mk.2 with Date, Stainless Steel (RN300-MT AS120-D)
Lume
None
Super-LumiNova
Movement
3 specsCaliber
SW510 BH B
Sellita SW200-1
Power Reserve
56h
40h
Jewels
27
25
Pricing
1 specsMSRP
$2,200
$1,249
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 Aera Instruments C-1 vs CWC RN Automatic Divers Watch Mk.2 with Date 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 DatevsDepancel Jürgen ClaussCWC RN Automatic Divers Watch Mk.2 with DatevsDepancel Autosport Racing ChronographCWC RN Automatic Divers Watch Mk.2 with DatevsManufaktur Waldhoff OlympusCWC RN Automatic Divers Watch Mk.2 with DatevsLucky Harvey Green SnakeAera Instruments C-1vsCWC Automatic Divers Watch Mk.2 Black with DateAera Instruments C-1vsCWC RN Automatic Divers Watch Mk.2













