Seiko Cal. 3874 - 839

The Seiko 3874-839 represents an important milestone in Seiko's 1980 lineup. It features a Silver dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-b940209e3d7c]

Also known as: Turtle, Sumo

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1980

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