Seiko Cal. 3845 - 831

This Automatic model from 1983 features a 45mm Stainless Steel case. Powered by the 3845 caliber with 30j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-42418d59436e]

Also known as: Sportsmatic, Flighty

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Cream

Jewels

30j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1983

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