Seiko Cal. 6321 - 687

This Kinetic model from 1986 features a 39mm Hardlex-Coated Steel case. Powered by the 6321 caliber with 35j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-a128389fb7f2]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

15.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

White

Jewels

35j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1986

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