Seiko Cal. 4531 - 173

The Seiko 4531-173 represents an important milestone in Seiko's 1989 lineup. Powered by the 4531 caliber with 19j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-4e36dcd0201d]

Also known as: UFO, Emperor

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Silver

Jewels

19j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1989

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