Seiko Cal. 0771 - 523

This Hand-Winding model from 1970 features a 45mm Two-Tone case. With its 20mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-353c3ed96321]

Also known as: Bullhead, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Black

Jewels

22j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1970

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