Add something new into your jewellery collection with this pretty opal birthstone necklace! The opal coloured CZ crystal is 4mm and held in a claw style setting. The colour of opal varies, but in this particular pendant it's a pretty shade of pink mixed with pearl and cream tones. Made of gold plated sterling silver (and stamped with 925) the diamond cut curb chain is 1mm thick and is available in lengths between 14 - 32 inches, so there's a length to suit all preferences and ages!