Seiko Cal. 6663 - 840

This Quartz model from 1966 features a 34mm PVD Black case. Powered by the 6663 caliber with 21j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-9b7d3b5bc3fe]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

34mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1966

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