Seiko Cal. 6628 - 751

The Seiko 6628-751 represents an important milestone in Seiko's 1977 lineup. With its 22mm lug width and 11.3mm profile, it sits comfortably on most wrists. [seikata-wm-8feb93625e7b]

Also known as: Turtle, Silverwave

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

39mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1977

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