Seiko Cal. 5648 - 166

This Quartz model from 1971 features a 40mm Two-Tone case. Powered by the 5648 caliber with 28j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-0b656b6716c3]

Also known as: Silverwave

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

12.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

28j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1971

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