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.

Noctua Watch Corp. PDFL-1 at true scale

PDFL-1

Seiko Prospex Sea at true scale

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 specs
Diameter
42mm
41.7mm
Thickness
13mm
12.3mm
Lug-to-Lug
46mm
49.5mm
Lug Width
22mm
20mm
Water Resistance
300m
200m

Crystal & Dial

3 specs
Crystal
Sapphire
Hardlex
Dial Color
Black
n/a
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Seiko NH38
Seiko 4R35
Power Reserve
n/a
41h
Jewels
0
23

Pricing

1 specs
MSRP
$447
$595
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Reviews

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

Noctua Watch Corp. PDFL-1

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.

Seiko Prospex Sea

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.