Seiko Cal. 6633 - 455

Seiko 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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