Seiko Cal. 4578 - 679

The 4578-679 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4578 caliber with 20j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-3c9f71d088c4]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

12.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

Champagne

Jewels

20j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1979

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