Seiko Cal. 4573 - 378

The 4573-378 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4573 caliber with 19j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-de70ce269b72]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1978

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