Seiko Cal. 7131 - 413

The Seiko 7131-413 represents an important milestone in Seiko's 1973 lineup. With its 22mm lug width and 12.9mm profile, it sits comfortably on most wrists. [seikata-wm-e097e472344c]

Also known as: Shogun, Golden Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

12.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Silver

Jewels

17j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1973

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