Side by side

CWC RN Automatic Divers Watch Mk.2vsSinn T50 GBDR

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
T50 GBDR
SinnT50 GBDR
MSRP $4,428
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.

Sinn T50 GBDR

The Sinn T50 GBDR features a titanium case with a GoldBronze bezel and matte black dial, presenting a two-tone toolish aesthetic that reviewers find appealing. The GoldBronze alloy offers improved skin compatibility and corrosion resistance, developing patina slower than standard bronze. Reviewers note a stamped clasp that can come loose and suggest the price point may be high for some Sinn enthusiasts.

At a glance

15 of 29 specs differ
Diameter
RN Automatic Divers Watch Mk.241mm
T50 GBDR41mm
Power Reserve
RN Automatic Divers Watch Mk.240h
T50 GBDR38h
Water Resistance
RN Automatic Divers Watch Mk.2300m
T50 GBDR500m
MSRP
RN Automatic Divers Watch Mk.2$1,249
T50 GBDR$4,428

Full specifications

Case

6 specs
Thickness
12mm
12.3mm
Lug-to-Lug
47mm
Material
Stainless Steel
Titanium
Finish
Brushed and polished
bead-blasted
Water Resistance
300m
500m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Underside
Dial Color
CWC RN Automatic Divers Watch Mk.2, Stainless Steel (RN300-MT AS120)
Black
Indices
Applied
Lume
Super-LumiNova
Luminescent

Movement

3 specs
Caliber
Sellita SW200-1
SW 300-1
Power Reserve
40h
38h
Complications
None
Date

Pricing

1 specs
MSRP
$1,249
$4,428
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