Seiko Cal. 7188 - 726

The Seiko 7188-726 represents an important milestone in Seiko's 1977 lineup. Powered by the 7188 caliber with 35j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-9682e3ab4193]

Also known as: Sumo, Emperor

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Silver

Jewels

35j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1977

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