Seiko Cal. 6643 - 157

This Solar model from 1985 features a 45mm PVD Black case. With its 22mm lug width and 13.8mm profile, it sits comfortably on most wrists. [seikata-wm-1971c0df620d]

Also known as: UFO

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Cream

Jewels

24j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1985

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