Seiko Cal. 4477 - 228

The Seiko 4477-228 represents an important milestone in Seiko's 1982 lineup. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-91480bb1ca44]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

33j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1982

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