Seiko Cal. 4477 - 739

This Automatic model from 1993 features a 38mm Stainless Steel case. With its 22mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-0ab692efebea]

Also known as: Tuna, Helmet

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Green

Jewels

30j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1993

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