Seiko Cal. 6648 - 191

The 6648-191 is a sought-after Hand-Winding piece from Seiko's golden era. With its 18mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-c07b1113a36c]

Also known as: UFO, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

170m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1979

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