Seiko Cal. 7058 - 256

Released in 1978, the Cal. 7058 with design code 256 was part of Seiko's domestic market collection. Powered by the 7058 caliber with 27j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-286df25bac4c]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

White

Jewels

27j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1978

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