Seiko Cal. 7075 - 104

This Hand-Winding model from 1981 features a 42mm Gold-Plated case. Powered by the 7075 caliber with 30j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-0f7effda4573]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

30j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1981

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