Seiko Cal. 4531 - 732

This Automatic model from 1972 features a 37mm PVD Black case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-71cda64e73e0]

Also known as: Turtle

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1972

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