Seiko Prospex SeavsTSAO Baltimore Bronze Torsk-Diver - Sunray Black
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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.

Prospex Sea

Bronze Torsk-Diver - Sunray Black
Diameter
43.8mm
43mm
Lug-to-Lug
48.7mm
48mm
lowest
Thickness
12.8mm
lowest
13.6mm
Water Resistance
200m
300m
highest
Power Reserve
41h
highest
40h
MSRP
$625
lowest
$650
Movement
Seiko 4R35
Miyota 9015
Case
5 specsCrystal & Dial
3 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Seiko Prospex Sea is widely praised for its excellent value as a sport watch, with owners highlighting its comfortable wearability and generous lume. Reviewers note its solid build quality and attractive design, with some specifically mentioning the matte black dial as a strong point. One owner reports accuracy around +1 to +2 seconds per day. The 43.8mm case size is considered substantial by some, and one owner found the watch heavy and thick, regretting not choosing a different variant. Overall, owners and reviewers rate the Seiko Prospex Sea highly for its blend of classic design and modern utility at an accessible price point.
Owners widely praise the TSAO Baltimore Bronze Torsk-Diver - Sunray Black for its superb fit and finish at its price point, with many finding the sunray dial and bronze case a striking combination. The watch is considered excellent value, with one owner noting it as a bargain under $400 and another at $900. The 43mm case wears well due to its thickness and case profile, and the 2 o'clock crown avoids wrist digging. Reviewers note the bezel tension is tight and the date aperture cutout edges appear inelegant. Accuracy varies, with one owner reporting +12 seconds per day and another +3 seconds per day. On balance, owners and reviewers rate the TSAO Baltimore Bronze Torsk-Diver - Sunray Black highly for its unique design and build quality at its price.
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