Seiko Cal. 4564 - 163

The Seiko 4564-163 represents an important milestone in Seiko's 1989 lineup. Powered by the 4564 caliber with 21j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-cd452d80af21]

Also known as: Sea Horse, Golden Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

8.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Silver

Jewels

21j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1989

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