Seiko Cal. 7136 - 247

This Spring Drive model from 1976 features a 35mm Hardlex-Coated Steel case. Powered by the 7136 caliber with 30j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-e84bbfd28ea0]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1976

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