Seiko Cal. 5663 - 472

This Hand-Winding model from 1971 features a 39mm Hardlex-Coated Steel case. It features a Navy dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-f12f7540bf5f]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

10.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1971

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