Seiko Cal. 6381 - 731

The Seiko 6381-731 represents an important milestone in Seiko's 1994 lineup. It features a Navy dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-ae1a4ffbb359]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

12.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

18j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1994

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