Seiko Cal. 7135 - 940

The 7135-940 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7135 caliber with 36j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-2bfa0819e7a9]

Also known as: Sumo, Silverwave

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Green

Jewels

36j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1974

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