Seiko Cal. 4576 - 118

The Seiko 4576-118 represents an important milestone in Seiko's 1979 lineup. Powered by the 4576 caliber with 17j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-86aec5c5c040]

Also known as: Tuna, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

17j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1979

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