Noctua Watch Corp. PDFL-1vsSeiko 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.

PDFL-1

Prospex Sea
Diameter
42mm
41.7mm
Lug-to-Lug
46mm
lowest
49.5mm
Thickness
13mm
12.3mm
lowest
Water Resistance
300m
highest
200m
Power Reserve
n/a
41h
MSRP
$447
lowest
$595
Movement
Seiko NH38
Seiko 4R35
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.
Noctua Watch Corp. PDFL-1 owners appreciate its Sinn-like aesthetic and praise its lume. Overall, owners rate the Noctua Watch Corp. PDFL-1 highly for its Sinn-like aesthetic and lume.
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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