Seiko Cal. 6355 - 552

This Spring Drive model from 1972 features a 41mm PVD Black case. It features a Navy dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-56aa7ef21631]

Also known as: Helmet, Sea Horse

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

Navy

Jewels

24j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1972

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