Side by side

CWC RN Automatic Divers Watch Mk.2vsSeiko Captain Willard

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

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.

Seiko Captain Willard

The Seiko Prospex Sea 1970 Diver's Modern Re-interpretation is praised for its impressive finishing and value, with reviewers noting its well-designed dial and excellent LumiBrite lume. The watch features a textured grey or dark brown dial, silver hands and indexes with beige or cream lume, and a matte grey or dark bezel insert. It houses the 6R35 automatic movement with a 70-hour power reserve. Some reviewers question if its performance specs align with its price point. Overall, reviewers rate the Seiko Prospex Sea 1970 Diver's Modern Re-interpretation highly for its finishing and value over $1,000.

At a glance

12 of 29 specs differ
Diameter
RN Automatic Divers Watch Mk.241mm
Captain Willard42.7mm
Power Reserve
RN Automatic Divers Watch Mk.2
Captain Willard70h
Water Resistance
RN Automatic Divers Watch Mk.2300m
Captain Willard200m
MSRP
RN Automatic Divers Watch Mk.2$1,249
Captain Willard$1,300

Full specifications

Case

4 specs
Diameter
41mm
42.7mm
Thickness
0mm
13.2mm
Lug-to-Lug
47mm
46.6mm
Water Resistance
300m
200m

Crystal & Dial

4 specs
Crystal Shape
Curved
AR Coating
underside
Dial Color
CWC RN Automatic Divers Watch Mk.2, Stainless Steel (RN300-MT AS120)
Black
Lume
Super-LumiNova
LumiBrite

Movement

3 specs
Caliber
Sellita SW200-1
Seiko 6R35
Power Reserve
0h
70h
Jewels
0
24

Pricing

1 specs
MSRP
$1,249
$1,300
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