Seiko Cal. 4563 - 490

This Spring Drive model from 1987 features a 36mm Titanium case. It features a Green dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-0586d1c0b6b0]

Also known as: Sea Horse, Crown

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

14.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Green

Jewels

30j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1987

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