Seiko Cal. 3889 - 948

The 3889-948 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3889 caliber with 30j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-90a20d30da08]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

42mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1975

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