Seiko Cal. 5659 - 844

This Quartz model from 1972 features a 37mm Two-Tone case. It features a Green dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-f429e6efb121]

Also known as: UFO, Emperor

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Green

Jewels

25j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1972

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