Seiko Cal. 6642 - 661

Released in 1983, the Cal. 6642 with design code 661 was part of Seiko's domestic market collection. With its 22mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-0ae09347aa25]

Also known as: Sea Horse, Golden Tuna

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Champagne

Jewels

30j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1983

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