Seiko Cal. 6633 - 616

Seiko 6633-616

The 6633-616 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6633 caliber with 23j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-0a6fac7e8723]

Also known as: Monster, Rally

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
41mm
Case Thickness
10.8mm
Lug Width
19mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
70m
Dial Color
Navy
Jewels
23j
Frequency
28,800 bph
Power Reserve
50 hours
Year
1972

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