Seiko Cal. 6391 - 493

Released in 1975, the Cal. 6391 with design code 493 was part of Seiko's domestic market collection. With its 18mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-a93fd6aa9c47]

Also known as: Bellmatic, Flighty

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Champagne

Jewels

25j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1975

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