Seiko Cal. 7137 - 339

The Seiko 7137-339 represents an important milestone in Seiko's 1970 lineup. With its 22mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-113ef1e9027e]

Also known as: Tuna, Goldfeather

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1970

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