Seiko Cal. 7158 - 511

The 7158-511 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7158 caliber with 28j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-1f9eb5fdc5b5]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Champagne

Jewels

28j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1977

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