Seiko Cal. 7136 - 640

This Automatic model from 1966 features a 38mm Hardlex-Coated Steel case. Powered by the 7136 caliber with 17j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-2908646056d9]

Also known as: Samurai, Bellmatic

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

17j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1966

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