Seiko Cal. 4566 - 551

This Automatic model from 1967 features a 35mm Two-Tone case. Powered by the 4566 caliber with 33j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-bd8df5c242af]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1967

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