Seiko Cal. 0728 - 622

The 0728-622 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0728 caliber with 21j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-9443fa65ab33]

Also known as: Goldfeather, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1976

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