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CWC (Cabot Watch Company) 1980 RN Divers Automatic Re-Issue WatchvsSeiko Prospex Sea

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

Prospex Sea
SeikoProspex Sea
MSRP $625
What people say

Owners + reviewers, side by side

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

CWC (Cabot Watch Company) 1980 RN Divers Automatic Re-Issue Watch

Owners widely praise the CWC (Cabot Watch Company) 1980 RN Divers Automatic Re-Issue Watch for its faithful homage to vintage military divers, highlighting details like the dial markings, luminous acrylic bezel, vintage logo, and well-proportioned hands. One owner reports accuracy under +2 seconds per day. However, some find the "faux patina" lume too gold and glossy, and the polished case unusual for a military watch. The fixed lugs are noted as a potential drawback for some, though others appreciate them as a tool watch feature. Opinions on the value are split, with some questioning the $2.5k price point due to the ETA movement, while others see it as a strong alternative to more expensive watches. On balance, owners and reviewers rate the CWC (Cabot Watch Company) 1980 RN Divers Automatic Re-Issue Watch well for its vintage aesthetic and tool watch capabilities, despite some reservations about its price and specific execution details.

Seiko Prospex Sea

The Seiko Prospex Sea is widely praised for its excellent value, solid build quality, and comfortable wearability, with many models featuring impressive lume and attractive dials. Owners and reviewers highlight the modern upgrades on classic designs, such as drilled lugs and reliable movements with hacking and hand-winding capabilities. Some models are noted for their refined case finishing and scratch resistance. Accuracy figures vary, with one owner reporting approximately 4 seconds fast per day, while others find the movements offer good performance for the price. Concerns raised by owners and reviewers include clasps that can feel generic or cheap, and lug widths that some find disproportionate to the case size on certain models. The thickness and weight of some Prospex Sea watches are also noted as substantial. The GMT function on specific models is considered secondary and difficult to read for true travel purposes.

At a glance

13 of 29 specs differ
Diameter
1980 RN Divers Automatic Re-Issue Watch45mm
Prospex Sea43.8mm
Power Reserve
1980 RN Divers Automatic Re-Issue Watch40h
Prospex Sea41h
Water Resistance
1980 RN Divers Automatic Re-Issue Watch300m
Prospex Sea200m
MSRP
1980 RN Divers Automatic Re-Issue Watch$3,747
Prospex Sea$625

Full specifications

Case

6 specs
Category
Diver
Diameter
45mm
43.8mm
Thickness
12.7mm
12.8mm
Lug-to-Lug
47mm
48.7mm
Lug Width
20mm
22mm
Water Resistance
300m
200m

Crystal & Dial

3 specs
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Black
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
ETA 2824
4R35
Power Reserve
40h
41h
Jewels
25
23

Pricing

1 specs
MSRP
$625
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