Seiko Cal. 6633 - 455

Released in 1980, the Cal. 6633 with design code 455 was part of Seiko's domestic market collection. Powered by the 6633 caliber with 34j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-4ef78bad55bf]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

170m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1980

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