Seiko Cal. 3878 - 619

This Hand-Winding model from 1971 features a 46mm PVD Black case. With its 18mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-9722c4964f43]

Also known as: Flighty

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1971

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