Seiko Cal. 6377 - 347

The Seiko 6377-347 represents an important milestone in Seiko's 1979 lineup. With its 18mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-60836de2167c]

Also known as: World Timer, Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1979

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