Seiko Cal. 5631 - 736

This Kinetic model from 1981 features a 45mm Gold-Plated case. Powered by the 5631 caliber with 22j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-0589971dcdd5]

Also known as: Bellmatic

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

White

Jewels

22j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1981

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