Seiko Cal. 6636 - 984

The 6636-984 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6636 caliber with 34j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-d5f784029b8e]

Also known as: Sumo, Flighty

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

12.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Burgundy

Jewels

34j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1965

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