Seiko Cal. 3871 - 663

This Automatic model from 1988 features a 40mm PVD Black case. With its 21mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-17c4f170239a]

Also known as: Flighty

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Burgundy

Jewels

21j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1988

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