Seiko Cal. 7131 - 798

The 7131-798 is a sought-after Solar piece from Seiko's golden era. Powered by the 7131 caliber with 36j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-0a3a2bf76360]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

36j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1978

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