Seiko Cal. 6633 - 920

The Seiko 6633-920 represents an important milestone in Seiko's 1978 lineup. Powered by the 6633 caliber with 22j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-7377894ce1ab]

Also known as: Panda, Emperor

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

22j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1978

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