Seiko Cal. 6140 - 777

The Seiko 6140-777 represents an important milestone in Seiko's 1965 lineup. With its 18mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-975a591e0889]

Also known as: Samurai, Sportsmatic

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

35mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Black

Jewels

24j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1965

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