For the unforgettable moments in your life, celebrate with an expression of your love: 1/2 ct. T. W. Celebration diamondâ® stud earrings. With unsurpassed brilliance, our exclusive diamond captures light within 102 precisely-cut facets. Straightforward 18k white gold diamond studs for the woman who knows what she wants, whose natural beauty calls for subtle adornment. These beautiful studs close with friction backs. Every celebration diamondâ® received excellent rankings for superior cut and color.