Seiko Cal. 4488 - 431

The 4488-431 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4488 caliber with 28j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-4394b193e771]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Cream

Jewels

28j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1972

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