Seiko Cal. 0777 - 341

Released in 1969, the Cal. 0777 with design code 341 was part of Seiko's domestic market collection. With its 19mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-1ec890aa59c5]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

22j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1969

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