Seiko Cal. 6333 - 640

The Seiko 6333-640 represents an important milestone in Seiko's 1982 lineup. Powered by the 6333 caliber with 22j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-f0ac62ecf5ae]

Also known as: Navigator, Emperor

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

12.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Green

Jewels

22j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1982

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