Seiko Cal. 3863 - 187

This Spring Drive model from 1987 features a 40mm Gold-Plated case. With its 18mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-aeba0601d419]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1987

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