Seiko Cal. 6315 - 331

The Seiko 6315-331 represents an important milestone in Seiko's 1993 lineup. Powered by the 6315 caliber with 21j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-b4bf6f778da6]

Also known as: Flighty

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1993

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