Seiko Cal. 5638 - 535

This Spring Drive model from 1990 features a 43mm PVD Black case. It features a Burgundy dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-26208c4d18a3]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1990

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