The perfect gift for an 18th birthday, our 9ct Yellow Gold "18" Pendant Set with 1 Brilliant Diamond is a piece that they are sure to fall in love with. Celebrate this milestone event with a necklace that will be treasured for years to come, and will be a constant reminder of this exciting time in their life. Crafted in smooth 9ct gold and finished with a sparkling brilliant diamond, this necklace is classy and stylish.