Seiko Cal. 6678 - 601

The 6678-601 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6678 caliber with 30j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-7d0e29fa74b6]

Also known as: Silverwave, Flighty

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Navy

Jewels

30j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1968

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