Seiko Cal. 5646 - 701

This Automatic model from 1977 features a 46mm Gold-Plated case. With its 21mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-7b52b7c77535]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1977

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