Seiko Cal. 6628 - 821

The 6628-821 is a sought-after Solar piece from Seiko's golden era. Powered by the 6628 caliber with 28j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-742b15f97035]

Also known as: Rally, Baby Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

28j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1992

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