Seiko Cal. 7051 - 630

The Seiko 7051-630 represents an important milestone in Seiko's 1990 lineup. With its 19mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-89fc39aec2ae]

Also known as: Sumo, Bellmatic

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

12.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1990

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