Seiko Cal. 7136 - 107

The 7136-107 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7136 caliber with 35j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-c191538220d5]

Also known as: Rally, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Burgundy

Jewels

35j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1970

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