Seiko Cal. 4563 - 345

This Spring Drive model from 1985 features a 36mm Hardlex-Coated Steel case. Powered by the 4563 caliber with 20j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-bac7b03a6d0a]

Also known as: Silverwave, Crown

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Burgundy

Jewels

20j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1985

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