Seiko Cal. 6310 - 577

This Quartz model from 1988 features a 34mm Two-Tone case. With its 20mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-36c8fc05ccbf]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

34mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

22j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1988

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