Seiko Cal. 4581 - 704

The 4581-704 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4581 caliber with 34j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-67715c843a41]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Cream

Jewels

34j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1976

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