Seiko Cal. 4547 - 864

The Seiko 4547-864 represents an important milestone in Seiko's 1980 lineup. Powered by the 4547 caliber with 25j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-6cd2fecfc87d]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

White

Jewels

25j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1980

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