For the unforgettable moments in your life, celebrate with an expression of your love: a 1/2 ct. Celebration diamondâ® solitaire pendant. With unsurpassed brilliance, our exclusive diamond captures light within 102 precisely-cut facets. Beautiful in its simplicity, a single diamond sparkles perfectly in an upside-down heart-shaped 18k white gold setting. This perfect pendant of elegance suspends from an 18. 0-inch wheat chain with a lobster claw closure. Every celebration diamondâ® received excellent rankings for superior cut and color.