Seiko Cal. 6387 - 931

The Seiko 6387-931 represents an important milestone in Seiko's 1967 lineup. With its 22mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-1121d2461754]

Also known as: Emperor

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

39mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

White

Jewels

35j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1967

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