Seiko Cal. 5661 - 388

This Solar model from 1990 features a 38mm PVD Black case. Powered by the 5661 caliber with 20j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-00df772b6bd4]

Also known as: Crown

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

38mm

Case Thickness

15.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

Black

Jewels

20j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1990

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