Seiko Cal. 6620 - 984

The 6620-984 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6620 caliber with 25j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-73c5beda4f36]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

35mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1998

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