Seiko Cal. 7188 - 821

Released in 1999, the Cal. 7188 with design code 821 was part of Seiko's domestic market collection. With its 21mm lug width and 15.3mm profile, it sits comfortably on most wrists. [seikata-wm-7a8ac69ae1fa]

Also known as: Sumo, Bellmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

Navy

Jewels

17j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1999

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