Seiko Cal. 6387 - 765

The Seiko 6387-765 represents an important milestone in Seiko's 1971 lineup. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-28a4242e4050]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

41mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1971

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