Seiko Cal. 4588 - 896

This Hand-Winding model from 1977 features a 40mm Titanium case. Powered by the 4588 caliber with 24j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-34130919cf0b]

Also known as: UFO, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

12.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

White

Jewels

24j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1977

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