Seiko Cal. 4528 - 156

This Spring Drive model from 1969 features a 45mm PVD Black case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-f2af5e9e369b]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1969

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