Seiko Cal. 4548 - 540

This Automatic model from 1987 features a 42mm PVD Black case. It features a Silver dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-affad84ac6cb]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

19j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1987

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