Seiko Cal. 5231 - 423

This Quartz model from 1977 features a 42mm Gold-Plated case. It features a Green dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-44847ae1270a]

Also known as: Bellmatic

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Green

Jewels

33j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1977

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