Seiko Cal. 4477 - 227

The Seiko 4477-227 represents an important milestone in Seiko's 1984 lineup. With its 18mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-fb02ee264ed1]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Cream

Jewels

26j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1984

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