Seiko Cal. 6636 - 462

This Solar model from 1991 features a 34mm PVD Black case. Powered by the 6636 caliber with 23j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-3a0806d7cb06]

Also known as: Sumo, Bellmatic

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

34mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1991

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