Seiko Cal. 5631 - 927

This Quartz model from 1993 features a 36mm Gold-Plated case. It features a Green dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-d3b2b4614c4c]

Also known as: Bellmatic, Sea Horse

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

13.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1993

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