Seiko Cal. 4577 - 292

This Spring Drive model from 1985 features a 36mm PVD Black case. With its 21mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-846d8a09ce2c]

Also known as: UFO, World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

18j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1985

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