Seiko Cal. 4418 - 942

The 4418-942 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4418 caliber with 33j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-3410060ba09c]

Also known as: Sumo, Bullhead

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

11.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

120m

Dial Color

Cream

Jewels

33j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1988

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