Seiko Cal. 7175 - 390

The 7175-390 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7175 caliber with 33j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-e8d5af9f4f9a]

Also known as: Helmet, Rally

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1968

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