Seiko Cal. 3864 - 103

This Quartz model from 1985 features a 42mm PVD Black case. With its 20mm lug width and 12.9mm profile, it sits comfortably on most wrists. [seikata-wm-3f3f0f27eae5]

Also known as: Tuna, Flighty

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

12.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1985

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