Seiko Cal. 4520 - 258

This Spring Drive model from 1997 features a 35mm Stainless Steel case. It features a Black dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-faabf81bc574]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1997

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