Seiko Cal. 3871 - 450

The Seiko 3871-450 represents an important milestone in Seiko's 1972 lineup. With its 22mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-9ec114252e0a]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

120m

Dial Color

White

Jewels

30j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1972

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