Seiko Cal. 6633 - 153

This Hand-Winding model from 1970 features a 35mm Gold-Plated case. Powered by the 6633 caliber with 18j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-1893ddaef12d]

Also known as: UFO, Emperor

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Cream

Jewels

18j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1970

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