Seiko Cal. 6636 - 446

The 6636-446 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6636 caliber with 17j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-3d3b44673317]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1970

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