Seiko Cal. 6658 - 193

The Seiko 6658-193 represents an important milestone in Seiko's 1991 lineup. Powered by the 6658 caliber with 23j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-20b199ded8f3]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

12.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

170m

Dial Color

Champagne

Jewels

23j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1991

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