Seiko Cal. 3874 - 666

The Seiko 3874-666 represents an important milestone in Seiko's 1967 lineup. It features a Green dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-e679e7ad12c7]

Also known as: Pogue, UFO

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

13.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1967

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