Seiko Cal. 4583 - 658

This Hand-Winding model from 1979 features a 42mm Two-Tone case. With its 20mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-db2738c1e902]

Also known as: Bullhead, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Black

Jewels

32j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1979

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