Each jewel by the brand Swan Pearls is certified according to the materials from which it is made. The certificates are:
- For freshwater pearls
- For black pearls from Tahiti
- Japanese Akoya pearls
- Silver jewelery
Each jewel is equipped in a luxury corporate box, paper bag, certificate and sticker.
Formation of cultured pearls
Pearls are organic gems that are formed in the pearl mussel by placing a piece of foreign body / core / made of crushed seashells. For three years the mussel superimposed layers of nacre on small irritant / core / in salt or fresh water. Pearls are the only gemstone derived from living creature.