Seiko Cal. 6331 - 838

Released in 1982, the Cal. 6331 with design code 838 was part of Seiko's domestic market collection. Powered by the 6331 caliber with 31j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-490bc3bcb358]

Also known as: Sportsmatic, Emperor

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

40mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1982

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