18kt white gold Omega clip fastening engraved logo AA quality 14.6mm pearls G/VS quality grade 3.93ct diamonds Two's company. These earrings come as a pair. This piece comes with a certificate of authenticity. Pearls should be the last thing that you put on in the morning and the first thing you take off at night. Avoid contact with perfumes or creams, and simply wipe with a soft cloth to clean.