Seiko Cal. 6620 - 388

The 6620-388 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6620 caliber with 20j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-a1764b7cd8ba]

Also known as: Tuna, Goldfeather

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

Champagne

Jewels

20j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1984

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