Seiko Cal. 6648 - 491

Released in 1967, the Cal. 6648 with design code 491 was part of Seiko's domestic market collection. Powered by the 6648 caliber with 25j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-5fda850aa592]

Also known as: Emperor, Flighty

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Burgundy

Jewels

25j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1967

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