Seiko Cal. 4450 - 971

This Kinetic model from 1972 features a 40mm Gold-Plated case. Powered by the 4450 caliber with 27j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-efb00869cd5c]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Silver

Jewels

27j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1972

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