Seiko Cal. 6140 - 401

The Seiko 6140-401 represents an important milestone in Seiko's 1986 lineup. It features a Silver dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-9bf72124809a]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Silver

Jewels

27j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1986

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