Seiko Cal. 4556 - 323

This Automatic model from 1977 features a 43mm Two-Tone case. It features a Champagne dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-d77cb467441b]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Champagne

Jewels

31j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1977

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