Seiko Cal. 6384 - 631

The Seiko 6384-631 represents an important milestone in Seiko's 1971 lineup. With its 18mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-cf13761ea331]

Also known as: Bullhead

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

White

Jewels

36j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1971

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