Seiko Cal. 7139 - 314

The 7139-314 is a sought-after Kinetic piece from Seiko's golden era. With its 18mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-9a1ef3da9d0e]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1973

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