Seiko Cal. 3817 - 628

The Seiko 3817-628 represents an important milestone in Seiko's 1976 lineup. With its 20mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-bf0977c6c7e0]

Also known as: Goldfeather, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1976

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