Seiko Cal. 6323 - 639

The Seiko 6323-639 represents an important milestone in Seiko's 1990 lineup. Powered by the 6323 caliber with 17j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-b7f2f5c3defa]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1990

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