Seiko Cal. 6140 - 406

The Seiko 6140-406 represents an important milestone in Seiko's 1967 lineup. With its 20mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-42c32aa97fc6]

Also known as: Bullhead

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Champagne

Jewels

24j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1967

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