Seiko Cal. 6381 - 670

The Seiko 6381-670 represents an important milestone in Seiko's 1988 lineup. It features a Green dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-437157fc9c5a]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1988

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