Seiko Cal. 6631 - 301

This Quartz model from 1968 features a 36mm Titanium case. Powered by the 6631 caliber with 19j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-73c052d86b01]

Also known as: Flighty

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

36mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

White

Jewels

19j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1968

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