Seiko Cal. 0777 - 644

This Hand-Winding model from 1980 features a 41mm Gold-Plated case. With its 21mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-e11c2b9643d9]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1980

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