Seiko Cal. 3889 - 312

The 3889-312 is a sought-after Spring Drive piece from Seiko's golden era. With its 22mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-f9d7ec27a0c9]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1983

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