Seiko Cal. 7136 - 371

This Spring Drive model from 1969 features a 35mm Gold-Plated case. Powered by the 7136 caliber with 25j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-0ede3b08f8c9]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Black

Jewels

25j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1969

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