Seiko Cal. 4561 - 377

This Spring Drive model from 1983 features a 44mm Two-Tone case. With its 21mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-160262f21dd1]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1983

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