Seiko Cal. 6160 - 990

The Seiko 6160-990 represents an important milestone in Seiko's 1984 lineup. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-3020897fac4c]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1984

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