Seiko Cal. 0780 - 637

This Quartz model from 1967 features a 45mm Hardlex-Coated Steel case. Powered by the 0780 caliber with 18j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-cbf3692cdb7e]

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

Cream

Jewels

18j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1967

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