Seiko Cal. 4474 - 990

The Seiko 4474-990 represents an important milestone in Seiko's 1968 lineup. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-377a707dc7ef]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

White

Jewels

35j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1968

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