Seiko Cal. 6664 - 767

This Solar model from 1987 features a 45mm PVD Black case. Powered by the 6664 caliber with 27j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-2e557dd1aa8c]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

45mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Black

Jewels

27j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1987

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