CWC E9 Automatic DivervsSeiko Prospex Sea
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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.

E9 Automatic Diver

Prospex Sea
Diameter
41mm
41.7mm
Lug-to-Lug
47mm
lowest
49.5mm
Thickness
n/a
12.3mm
Water Resistance
300m
highest
200m
Power Reserve
n/a
41h
MSRP
$1,391
$595
lowest
Movement
Sellita SW200-1
Seiko 4R35
Case
4 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 E9 Automatic Diver Watch for its military-spec toughness and satisfyingly easy-to-wind crown, with one owner calling it a perfect reissue. The watch is noted for its legibility and significant wrist presence, enhanced by its unique "Jolly Roger" dial design. Some critics find the CWC E9 Automatic Diver Watch overpriced for its mineral crystal and 60-click bezel, and its luminous paint is noted as low glow. Overall, owners rate the CWC E9 Automatic Diver Watch highly for its military heritage and durability as a beater watch.
Owners widely report the Seiko Prospex Sea is a well-built watch at a fair price, with some finding its 41.7mm case size perfect while others with smaller wrists consider it big, thick, and heavy. Reviewers consistently praise the excellent lume and robust design. One owner notes the bezel action is smoother and more precise than some other Seiko divers. Overall, owners and reviewers rate the Seiko Prospex Sea highly for its value and proven design.
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