Seiko Cal. 7157 - 939

The 7157-939 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 7157 caliber with 18j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-cae4290fd447]

Also known as: UFO

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

13.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1967

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