Seiko Cal. 5686 - 921

This Solar model from 1978 features a 44mm PVD Black case. Powered by the 5686 caliber with 32j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-b59f39b216f7]

Also known as: Silverwave

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

44mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

32j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1978

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