Seiko Cal. 5645 - 780

This Quartz model from 1978 features a 43mm PVD Black case. Powered by the 5645 caliber with 18j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-9a5878b700fe]

Also known as: Rally, World Timer

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

43mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

White

Jewels

18j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1978

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