Seiko Cal. 3880 - 863

The Seiko 3880-863 represents an important milestone in Seiko's 1971 lineup. With its 21mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-bcab8fbf95e9]

Also known as: Samurai

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

8.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Silver

Jewels

17j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1971

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