Side by side

CWC RN Automatic Divers Watch Mk.2vsRolex Sea-Dweller

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

RN Automatic Divers Watch Mk.2
CWCRN Automatic Divers Watch Mk.2
MSRP $1,249
What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

CWC RN Automatic Divers Watch Mk.2

Owners widely praise the CWC RN Diver for its build quality, comfortable wearability, and classic design with desirable brand heritage, suitable for diving. Some owners consider it a favorite, appreciating its case wear and aging tritium as a classic replacement for previous military issue watches. However, a common complaint across multiple sources is the fixed spring bars, which limit strap options, and some find the watch overpriced for its features, particularly when compared to other military-style watches or when noting specific branding text. One owner wishes CWC offered a smaller diver size. On balance, owners rate the CWC RN Diver highly for its utilitarian capabilities and historical connection, despite concerns about strap versatility and value.

Rolex Sea-Dweller

The Rolex Sea-Dweller is widely considered a masculine and substantial watch, with owners appreciating its clean look and red dial text. Some find its 43mm size and thickness make it feel like a "tank" and potentially cause arm fatigue, especially for those with smaller wrists or after weight loss, while others prefer its chunkiness and consider it more proportionally appropriate for larger wrists. The Rolex Sea-Dweller is seen by some as a niche product compared to the Submariner due to its size and heft. One owner considers the Sea-Dweller 43mm dial superior to other modern Rolexes, noting its matte-ish finish and red lettering. On balance, owners rate the Rolex Sea-Dweller highly for its distinctive aesthetic and substantial presence, though its size and weight are polarizing factors.

At a glance

17 of 29 specs differ
Diameter
RN Automatic Divers Watch Mk.241mm
Sea-Dweller43mm
Power Reserve
RN Automatic Divers Watch Mk.240h
Sea-Dweller70h
Water Resistance
RN Automatic Divers Watch Mk.2300m
Sea-Dweller1,220m
MSRP
RN Automatic Divers Watch Mk.2$1,249
Sea-Dweller$22,450

Full specifications

Case

8 specs
Diameter
41mm
43mm
Thickness
12mm
Lug-to-Lug
47mm
Lug Width
20mm
Material
Stainless Steel
Yellow Rolesor
Finish
Brushed and polished
Water Resistance
300m
1220m
Caseback
Solid
Monobloc middle case, screw-down case back and winding crown

Crystal & Dial

4 specs
AR Coating
Inner
Dial Color
CWC RN Automatic Divers Watch Mk.2, Stainless Steel (RN300-MT AS120)
Black
Indices
Applied
Index
Lume
Super-LumiNova
Chromalight

Movement

4 specs
Caliber
Sellita SW200-1
3235
Power Reserve
40h
70h
Jewels
25
31
Complications
None
Date

Pricing

1 specs
MSRP
$1,249
$22,450
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