Seiko Prospex Sea Save the Ocean Special EditionvsZelos Hammerhead 1000m Diver

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Prospex Sea Save the Ocean Special Edition
SeikoProspex Sea Save the Ocean Special Edition

MSRP $650

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Hammerhead 1000m Diver
ZelosHammerhead 1000m Diver

Ref. hammerhead-1000m-diver-black-with-stealth-ceramic-bezel-preorder-2·MSRP $649

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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 Save the Ocean Special Edition at true scale

Prospex Sea Save the Ocean Special Edition

Zelos Hammerhead 1000m Diver at true scale

Hammerhead 1000m Diver

Diameter

43.8mm

44mm

Lug-to-Lug

48.7mm

lowest

49mm

Thickness

12.8mm

lowest

17mm

Water Resistance

200m

1000m

highest

Power Reserve

41h

n/a

MSRP

$650

$649

lowest

Movement

Seiko 4R35

Seiko NH35

Case

5 specs
Diameter
43.8mm
44mm
Thickness
12.8mm
17mm
Lug-to-Lug
48.7mm
49mm
Material
Stainless Steel
Bronze
Water Resistance
200m
1000m

Crystal & Dial

3 specs
AR Coating
Anti-reflective coating on inner surface
n/a
Dial Color
n/a
n/a
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
$650
$649
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