Seiko Cal. 6371 - 589

This Hand-Winding model from 1981 features a 39mm Two-Tone case. With its 21mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-0f33363a3eef]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

24j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1981

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