… Pearls, natural or cultured, whether or not worked or graded but not strung, mounted or set; pearls, natural or …
Explanatory notes
… - Pearls, natural or cultured, whether or not worked or graded but not strung, mounted or set; pearls, natural or … or “water”. Pearls are usually white but may be shaded or coloured (e.g., grey, black, purple, red, yellow, … means of salt and water), or worked, i.e. ground to remove defective parts, drilled or sawn (e.g., half or …