Seiko Cal. 6636 - 241

This Solar model from 1975 features a 43mm PVD Black case. It features a Black dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-a9ebe8483f81]

Also known as: Bellmatic

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

43mm

Case Thickness

14.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1975

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