Ross-Simons - 8.75ct t. w. Sapphire, 1.50ct t. w. Diamond Tennis Necklace. 18". Indulge in the luxury of sapphires and diamonds at an affordable price! This magnificent tennis necklace features 8.75 ct. t. w. round sapphires illuminated by 1.50 ct. t. w. round brilliant-cut diamonds in polished sterling silver. Graduates from 1/16" to 3/16" wide. Single-latch safety. Push-button clasp, diamond and sapphire tennis necklace. Diamond birthstones are the perfect gift for April birthdays. Formal Sapphire Necklace With Single Cut Diamonds, Luxury Sapphire Round Necklace, Luxury Sapphire Round Necklaces, Luxury Blue Diamond Cut Necklace, Formal Round Sapphire Necklaces, Luxury Sapphire Necklace With Brilliant Cut, Fine Jewelry With Sapphire And Single Cut Diamonds, Sapphire Diamond-cut Diamond Necklace, Luxury Sapphire And Diamond Necklace In Silver