Seiko Cal. 4566 - 643

The 4566-643 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4566 caliber with 18j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-6ebc8fded2a2]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Black

Jewels

18j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1998

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