Seiko Cal. 6331 - 716

This Quartz model from 1978 features a 39mm Titanium case. With its 18mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-69d26111adb7]

Also known as: Goldfeather

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

39mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Green

Jewels

22j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1978

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