Side by side

Aera Instruments C-1vsCWC RN Automatic Divers Watch Mk.2

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

Add a watch
C-1
Aera InstrumentsC-1
MSRP $2,200
RN Automatic Divers Watch Mk.2
CWCRN Automatic Divers Watch Mk.2
MSRP $1,249
Buy from Aera Instruments ↗
Buy used on eBay ↗
Buy from CWC ↗
Buy used on eBay ↗

At a glance

12 of 29 specs differ
Diameter
C-142mm
RN Automatic Divers Watch Mk.241mm
Power Reserve
C-156h
RN Automatic Divers Watch Mk.240h
Water Resistance
C-1100m
RN Automatic Divers Watch Mk.2300m
MSRP
C-1$2,200
RN Automatic Divers Watch Mk.2$1,249

Full specifications

Case

6 specs
Category
—
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 specs
Dial Color
Cloud
CWC RN Automatic Divers Watch Mk.2, Stainless Steel (RN300-MT AS120)
Lume
None
Super-LumiNova

Movement

3 specs
Caliber
SW510 BH B
Sellita SW200-1
Power Reserve
56h
40h
Jewels
27
25

Pricing

1 specs
MSRP
$2,200
$1,249
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Manufaktur Waldhoff Olympus
Manufaktur Waldhoffmicro

Olympus

6 variantsRef. olympus-red-gold-obsidian
43mm·Automatic·100m WR
$759MSRP
—Used
Christopher Ward C60 Trident Reef
Christopher Wardmicro
Trident

C60 Trident Reef

6 watches · 16 variantsTrident
41mm·Automatic·200m WR
$995MSRP
—Used
Lucky Harvey Green Snake
Lucky Harveymicro

Green Snake

2 variantsRef. snake-series-green-watch-snake-archives
43mm·Automatic
$1,699MSRP
—Used
Christopher Ward C60 Lympstone
Christopher Wardmicro

C60 Lympstone

6 watches · 9 variantsC60
40mm·Automatic·600m WR
$1,615MSRP
—Used
Robot Watches Minor
Robot Watchesmicro

Minor

3 variantsRef.
44mm·Automatic·100m WR
—MSRP
—Used
Marathon GSAR (Government Search & Rescue) Diver's Automatic
Marathonmicro

GSAR (Government Search & Rescue) Diver's Automatic

Ref. 41mm-anthracite-large-divers-automatic-gsar-bdw
41mm·Automatic·300m WR
$2,100MSRP
—Used
Bremont ALT1-C
Bremontmicro

ALT1-C

2 watches · 4 variantsALT1
43mm·Automatic·100m WR
$6,150MSRP
—Used
Sheffield SUPERPRODUCTION
Sheffieldmicro

SUPERPRODUCTION

Ref. superproduction
40mm·Automatic·200m WR
—MSRP
—Used
All alternatives to the C-1 →All alternatives to the RN Automatic Divers Watch Mk.2 →
Explore the full catalog

Follow this matchup

Get a note when Aera Instruments C-1 vs CWC RN Automatic Divers Watch Mk.2 gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.

CWC RN Automatic Divers Watch Mk.2vsManufaktur Waldhoff OlympusCWC RN Automatic Divers Watch Mk.2vsLucky Harvey Green SnakeCWC RN Automatic Divers Watch Mk.2vsRobot Watches MinorBremont ALT1-CvsCWC RN Automatic Divers Watch Mk.2Aera Instruments C-1vsCWC Automatic Divers Watch Mk.2 BlackAera Instruments C-1vsCWC RN81 Clearance Diver Automatic Watch
Edit this comparisonAdd another watchExplore more 40–43mm watches