Seiko Cal. 6161 - 186

This Quartz model from 1997 features a 36mm Stainless Steel case. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-d553fb4fc339]

Also known as: Sumo, UFO

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1997

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