Seiko Cal. 4412 - 227

This Automatic model from 1980 features a 36mm Titanium case. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-e5f7e4bf2fdd]

Also known as: Tuna, Helmet

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

8.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Green

Jewels

36j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1980

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