Seiko Cal. 6648 - 787

The 6648-787 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6648 caliber with 23j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-d713ff31ee51]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Cream

Jewels

23j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1970

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