Seiko Cal. 6131 - 652

This Automatic model from 1976 features a 35mm Stainless Steel case. With its 18mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-2f89ca0f7bd3]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

32j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1976

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