Seiko Cal. 6371 - 789

Released in 1983, the Cal. 6371 with design code 789 was part of Seiko's domestic market collection. With its 22mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-bcbbe5056ad8]

Also known as: Tuna, Silverwave

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Green

Jewels

32j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1983

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