Seiko Cal. 0789 - 939

The 0789-939 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-06c7bfae3fbc]

Also known as: Sportsmatic, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Green

Jewels

32j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1984

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