Seiko Cal. 4512 - 150

This Spring Drive model from 1980 features a 43mm Titanium case. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-beb1244a6dd6]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

White

Jewels

28j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1980

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