Seiko Cal. 6678 - 156

The 6678-156 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6678 caliber with 23j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-f6c6d5103d02]

Also known as: Rally, Silverwave

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Navy

Jewels

23j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1970

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