Seiko Cal. 4428 - 533

This Automatic model from 1987 features a 37mm Two-Tone case. With its 18mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-c39463869956]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

14.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1987

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