Seiko Cal. 4581 - 619

The 4581-619 is a sought-after Solar piece from Seiko's golden era. Powered by the 4581 caliber with 36j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-600b06168251]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

40mm

Case Thickness

12.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Cream

Jewels

36j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1981

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