Seiko Cal. 6642 - 519

Released in 1977, the Cal. 6642 with design code 519 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-2522e8cf648a]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1977

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