Seiko Cal. 6333 - 478

The Seiko 6333-478 represents an important milestone in Seiko's 1970 lineup. Powered by the 6333 caliber with 20j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-7f85c2a081d4]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1970

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