Seiko Cal. 6328 - 556

The Seiko 6328-556 represents an important milestone in Seiko's 1994 lineup. Powered by the 6328 caliber with 36j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-27d14bf69530]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

36j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1994

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