Seiko Cal. 7036 - 711

The 7036-711 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7036 caliber with 30j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-9a24a0944944]

Also known as: Sumo, UFO

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Green

Jewels

30j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1971

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