Seiko Cal. 4527 - 670

This Hand-Winding model from 1977 features a 46mm PVD Black case. It features a Silver dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-399c84ce3515]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

34j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1977

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