Seiko Cal. 3864 - 111

This Hand-Winding model from 1978 features a 38mm Two-Tone case. With its 22mm lug width and 11.9mm profile, it sits comfortably on most wrists. [seikata-wm-967ad77a0990]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1978

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