Seiko Cal. 5648 - 539

This Hand-Winding model from 1975 features a 41mm Stainless Steel case. It features a Black dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-53dc8325de2a]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

13.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1975

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