Seiko Cal. 6651 - 378

The 6651-378 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6651 caliber with 30j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-4d0fc2ab8cc9]

Also known as: Golden Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

42mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

White

Jewels

30j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1968

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