Seiko Cal. 5666 - 347

The Seiko 5666-347 represents an important milestone in Seiko's 1966 lineup. It features a Green dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-f75bb0086fa5]

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Green

Jewels

26j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1966

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