Seiko Cal. 5228 - 422

The 5228-422 is a sought-after Solar piece from Seiko's golden era. Powered by the 5228 caliber with 31j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-7e7028deb00b]

Also known as: Bullhead, Golden Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

45mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1978

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