Seiko Cal. 6641 - 844

This Solar model from 1978 features a 40mm PVD Black case. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-80c4ebecb0fb]

Also known as: Crown, Emperor

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

24j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1978

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