Seiko Cal. 4556 - 976

The Seiko 4556-976 represents an important milestone in Seiko's 1982 lineup. Powered by the 4556 caliber with 32j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-b812057b2ec3]

Also known as: Silverwave, Golden Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Green

Jewels

32j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1982

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