Seiko Cal. 6648 - 716

The 6648-716 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6648 caliber with 26j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-53e87f5caa3d]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

12.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

26j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1966

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