Seiko Cal. 6340 - 859

The Seiko 6340-859 represents an important milestone in Seiko's 1968 lineup. With its 19mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-b1aa26a7508e]

Also known as: Helmet, Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1968

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