Seiko Cal. 6389 - 512

This Spring Drive model from 1991 features a 37mm Stainless Steel case. With its 21mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-124bba1a8ce6]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

8.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Black

Jewels

34j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1991

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