Seiko Cal. 6371 - 131

The Seiko 6371-131 represents an important milestone in Seiko's 1979 lineup. It features a Black dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-fd0e8edd8d25]

Also known as: UFO, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

37mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

150m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1979

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