Seiko Cal. 6183 - 998

This Spring Drive model from 1989 features a 35mm Two-Tone case. With its 18mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-bc78c0e9749f]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Navy

Jewels

35j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1989

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