Seiko Cal. 4527 - 957

This Solar model from 1982 features a 43mm PVD Black case. Powered by the 4527 caliber with 18j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-7c28526b39c1]

Also known as: Tuna, Pogue

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

43mm

Case Thickness

14.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

White

Jewels

18j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1982

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