Seiko Cal. 4470 - 190

This Hand-Winding model from 1983 features a 36mm Stainless Steel case. Powered by the 4470 caliber with 22j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-9be0e82639b1]

Also known as: Samurai, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1983

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