Seiko Cal. 6140 - 442

The Seiko 6140-442 represents an important milestone in Seiko's 1971 lineup. It features a Cream dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-b7419d6a8adb]

Also known as: Rally

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Cream

Jewels

18j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1971

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