Seiko Cal. 7191 - 426

The 7191-426 is a sought-after Solar piece from Seiko's golden era. Powered by the 7191 caliber with 17j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-921d9c7dd980]

Also known as: Sumo, Bullhead

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Navy

Jewels

17j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1976

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