Seiko Cal. 6633 - 663

Released in 1968, the Cal. 6633 with design code 663 was part of Seiko's domestic market collection. Powered by the 6633 caliber with 34j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-3b6aaaec5fa7]

Also known as: Shogun

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1968

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