Seiko Cal. 6631 - 926

This Kinetic model from 1969 features a 45mm Hardlex-Coated Steel case. Powered by the 6631 caliber with 32j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-f948ef508ca2]

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

White

Jewels

32j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1969

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