Seiko Cal. 4486 - 285

This Spring Drive model from 1970 features a 40mm PVD Black case. With its 21mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-d53ddaaa0730]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

24j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1970

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