Seiko Cal. 4525 - 144

This Hand-Winding model from 1977 features a 44mm PVD Black case. It features a Navy dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-4586cb94b896]

Also known as: Helmet, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Navy

Jewels

17j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1977

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