Seiko Cal. 6381 - 687

The Seiko 6381-687 represents an important milestone in Seiko's 1997 lineup. It features a Green dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-d4f71dfd5ae1]

Also known as: Flighty

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

8.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Green

Jewels

36j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1997

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