Seiko Cal. 6341 - 813

The Seiko 6341-813 represents an important milestone in Seiko's 1977 lineup. With its 18mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-b61c714f1a88]

Also known as: Tuna, Arnie

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

31j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1977

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