Seiko Cal. 4578 - 780

The 4578-780 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4578 caliber with 34j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-1b468d1af58e]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Cream

Jewels

34j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1998

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