Seiko Cal. 4474 - 531

The 4474-531 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4474 caliber with 36j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-217cffe7a9cb]

Also known as: Bellmatic, Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

14.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1966

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