Seiko Cal. 6340 - 497

The Seiko 6340-497 represents an important milestone in Seiko's 1969 lineup. With its 22mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-a4abbda5bdbd]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Cream

Jewels

23j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1969

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