Seiko Cal. 6636 - 880

This Solar model from 1990 features a 42mm Stainless Steel case. Powered by the 6636 caliber with 27j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-78e825270d0d]

Also known as: Sumo, Pogue

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

27j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1990

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