Seiko Cal. 4528 - 488

This Automatic model from 1968 features a 46mm PVD Black case. It features a Champagne dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-11f16c96015c]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Champagne

Jewels

30j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1968

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