Seiko Cal. 6331 - 780

This Automatic model from 1979 features a 42mm Titanium case. With its 21mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-27cdf7ededfe]

Also known as: Flighty

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

31j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1979

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