Seiko Cal. 6633 - 669

The 6633-669 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6633 caliber with 34j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-1b03f3490242]

Also known as: Baby Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

44mm

Case Thickness

13.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

34j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1971

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