Seiko Cal. 6633 - 720

This Hand-Winding model from 1988 features a 36mm Gold-Plated case. Powered by the 6633 caliber with 20j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-c946b535962f]

Also known as: Samurai, Helmet

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

20j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1988

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