Seiko Cal. 5231 - 722

This Quartz model from 1971 features a 39mm Two-Tone case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-aaa7cd9842fc]

Also known as: Turtle, Pogue

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

39mm

Case Thickness

14.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1971

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