Seiko Cal. 6684 - 963

The Seiko 6684-963 represents an important milestone in Seiko's 1987 lineup. Powered by the 6684 caliber with 29j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-9fbbc3095cb2]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Cream

Jewels

29j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1987

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