Seiko Cal. 6635 - 519

The Seiko 6635-519 represents an important milestone in Seiko's 1971 lineup. Powered by the 6635 caliber with 35j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-f489fbdb0fb0]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Burgundy

Jewels

35j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1971

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