Seiko Cal. 3860 - 993

This Spring Drive model from 1991 features a 39mm Two-Tone case. With its 21mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-6f8f000a8e6a]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

11.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1991

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