GB303 is sort-of-a TB-303ish chipmusic cartridge

gb303PESCIOLINI (GB303) features two friendly fish on a white dial. The hand-drawn pattern on the white silicone strap gives this watch a unique personality.GB 303-1964 English Version - GB 303-1964 Rolling bearings--Spherical roller radial thrust bearings with symmetric rollers--Types and basic dimensions (English Version): GB 303-1964,