Seiko Cal. 6387 - 437

The Seiko 6387-437 represents an important milestone in Seiko's 1980 lineup. With its 18mm lug width and 12.5mm profile, it sits comfortably on most wrists. [seikata-wm-bfb80e3934f2]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

12.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Silver

Jewels

29j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1980

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