Seiko Cal. 6387 - 973

Released in 1983, the Cal. 6387 with design code 973 was part of Seiko's domestic market collection. With its 21mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-ae1ef6d8cef0]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

21j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1983

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