Seiko Cal. 4436 - 105

This Hand-Winding model from 1979 features a 37mm Stainless Steel case. It features a Green dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-ea5cd3f6758f]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1979

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