Seiko Cal. 6663 - 443

The Seiko 6663-443 represents an important milestone in Seiko's 1968 lineup. With its 18mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-dc76f0e4925c]

Also known as: Pogue, Baby Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

Silver

Jewels

32j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1968

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