It is secured using a lobster claw clasp and carries a full UK Hallmark

Keep them safe and secure with their butterfly backs

Or go gaga for geometric by teaming them with a patterned skirt and wrap around cardigan

each earring measures 2cm x 1

Stamped with a 375 metal mark

9ct gold 3mm evening crystal stud earrings set Control Group It is secured using aA diameter of 3mm makes these crystal stud earrings the perfect match for minimal jewellery fans who still enjoy wearing a little sparkle and colour, without sacrificing comfort. All 3 pairs of studs are made from 9ct yellow gold stamped with a 375 metal mark, with a crystal held in a 6 prong claw setting. The set provides a choice of clear, black and blue crystals.