Seiko Cal. 3889 - 633

The 3889-633 is a sought-after Solar piece from Seiko's golden era. With its 21mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-0e8257a48c15]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1971

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