Seiko Cal. 0777 - 981

This Automatic model from 1982 features a 35mm PVD Black case. With its 20mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-139a7f1a3c85]

Also known as: Tuna, World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Black

Jewels

20j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1982

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