Seiko Cal. 6140 - 304

The Seiko 6140-304 represents an important milestone in Seiko's 1989 lineup. With its 20mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-eaa8128ce2f7]

Also known as: Rally

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1989

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