Seiko Cal. 4412 - 102

The 4412-102 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4412 caliber with 22j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-97590ed2bdf0]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Black

Jewels

22j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1987

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