Seiko Cal. 4578 - 859

The 4578-859 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4578 caliber with 17j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-95f73dcfe475]

Also known as: Navigator, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

8.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Green

Jewels

17j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1974

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