Seiko Cal. 4563 - 609

This Spring Drive model from 1991 features a 38mm Hardlex-Coated Steel case. Powered by the 4563 caliber with 26j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-848f75d97a80]

Also known as: Monster, Silverwave

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

14.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

26j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1991

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