CWC 1980 RN Divers Automatic Re-IssuevsSeiko Prospex Sea 1968 Heritage Diver's GMT Limited Edition
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

1980 RN Divers Automatic Re-Issue

Prospex Sea 1968 Heritage Diver's GMT Limited Edition
Diameter
41mm
42mm
Lug-to-Lug
47mm
lowest
48.6mm
Thickness
12.7mm
lowest
13.3mm
Water Resistance
300m
300m
Power Reserve
n/a
72h
MSRP
$2,458
$1,750
lowest
Movement
ETA 2824-2
Seiko 6R54
Case
3 specsCrystal & Dial
3 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the CWC 1980 RN Divers Automatic Re-Issue Watch for its faithful recreation of military aesthetics and historical dial markings, with many finding its 41mm size and wearability excellent. The fixed spring bars are a liked feature for some, enabling secure NATO strap wear. However, criticism is directed at the "faux patina" lume, which some find too gold, glossy, or mismatched between hands and hour markers, with the hour markers' lume described as overly shiny and convex. Some owners also flag the steep pricing and fixed bars as drawbacks for those not preferring NATO straps. Overall, owners and reviewers rate the CWC 1980 RN Divers Automatic Re-Issue Watch highly for its authentic vintage military design and comfortable wearability.
The watch's accurate movement is a notable strength. A potential weakness is its relatively high price point. Reviewers disagree on the watch's water-resistance, with one reviewer suggesting it could be improved and the other not mentioning any issues with water-resistance.
The Seiko Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition is widely praised for its excellent quality and finishing for its price, with reviewers highlighting its beautiful case, bracelet, and Lumibrite lume. Owners appreciate the comfortable 42mm case size and the 4 o'clock crown position. The watch features a sapphire crystal and uses the in-house 6R54 automatic movement with a three-day power reserve. Some reviewers note that the GMT function is secondary and that the bezel clicks are quieter than expected. The 4:30 date window splits opinion among enthusiasts, and it is described as a "caller GMT" rather than a true "traveller GMT." Overall, owners and reviewers rate the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition highly for its excellent value, quality finishing, and comfortable wearability.
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