Seiko Prospex Sea PADI Special EditionvsZelos Hammerhead V3 300m Titanium

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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.

Seiko Prospex Sea PADI Special Edition at true scale

Prospex Sea PADI Special Edition

Zelos Hammerhead V3 300m Titanium at true scale

Hammerhead V3 300m Titanium

Diameter

43.8mm

44mm

Lug-to-Lug

48.7mm

n/a

Thickness

12.8mm

lowest

13mm

Water Resistance

200m

300m

highest

Power Reserve

41h

n/a

MSRP

$625

$559

lowest

Movement

Seiko 4R35

Seiko NH35

Case

5 specs
Diameter
43.8mm
44mm
Thickness
12.8mm
13mm
Lug-to-Lug
48.7mm
n/a
Material
Stainless Steel
Titanium
Water Resistance
200m
300m

Crystal & Dial

4 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Anti-reflective coating on inner surface
n/a
Dial Color
n/a
Ti - Mosaic MOP
Lume
LumiBrite on hands, index(es) and bezel
None

Movement

3 specs
Caliber
Seiko 4R35
Seiko NH35
Power Reserve
41h
0h
Jewels
23
0

Pricing

1 specs
MSRP
$625
$559
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Reviews

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

Seiko Prospex Sea PADI Special Edition

Owners praise the Seiko Prospex Sea PADI Special Edition for its attractive, jewel-toned teal dial with an ocean-mimicking pattern and LumiBrite for legibility. Some reviewers note the watch offers good value under $1,000 with a rich dial aesthetic and refined case. The 43.8mm case is considered a bit thick by some, and its design can make the watch wear top-heavy and feel larger than its dimensions suggest, with a lug-to-lug that might be long for smaller wrists. The 4R35 movement's stated accuracy range is broad, with some owners seeing +/- 15-25 seconds per day. Overall, owners and reviewers rate the Seiko Prospex Sea PADI Special Edition highly for its vibrant dial and solid build at its price point.

Zelos Hammerhead V3 300m Titanium

Owners widely praise the Zelos Hammerhead V3 300m Titanium for its unique, otherworldly dial finishing that reflects light beautifully, its excellent lume application, and its lightweight, comfortable wearability, especially given its 44mm case size and 48mm lug-to-lug. The solid build quality is noted as exceeding its price point, with a comfortable bracelet featuring on-the-fly micro-adjustment. However, some owners find the clasp could be more scratch-resistant, and resizing bracelet pins can be stubborn. One owner reported a previous model's bezel was very hard to turn and the date was skewed. Overall, owners rate the Zelos Hammerhead V3 300m Titanium highly for its unique dial and impressive build quality at the price.

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