Seiko Cal. 6137 - 101

This Automatic model from 1971 features a 36mm Gold-Plated case. Powered by the 6137 caliber with 33j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-e91bc5a6564a]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

13.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Green

Jewels

33j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1971

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