Dominate with our 3MM Diamond Tennis Necklace in Black Orange & White. Premium white gold with lifetime guarantee. The champion's choice for bold style. This product is guaranteed for life - GLD will repair the item should you experience any defects in craftsmanship or breakage. Specifications Length Weight 18" 25g 22" 30g Width 3.6mm. (Weight can vary +/- 2 grams).