Seiko Cal. 4544 - 604

The 4544-604 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4544 caliber with 32j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-677d93c9839f]

Also known as: Tuna, Sportsmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

White

Jewels

32j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1989

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