Seiko Cal. 4563 - 591

This Spring Drive model from 1970 features a 36mm Titanium case. Powered by the 4563 caliber with 23j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-11489686b0e6]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Black

Jewels

23j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1970

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