Seiko Cal. 4416 - 522

This Hand-Winding model from 1977 features a 40mm Two-Tone case. It features a Green dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-f4bc4f577de9]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

13.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1977

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