Seiko Cal. 7137 - 115

The 7137-115 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7137 caliber with 29j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-a9b1f0722d09]

Also known as: Sumo, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Navy

Jewels

29j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1994

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