Seiko Cal. 4474 - 557

The Seiko 4474-557 represents an important milestone in Seiko's 1979 lineup. Powered by the 4474 caliber with 36j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-062666db7847]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1979

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