Ladies 14K Two Tone 27 Inch Long Knotted Pearl Strand With 73 Round Pearls That Graduate In Size From 7.5 To 10.9 Mm. The Pearls Include White Akoya And Rare Golden South Sea Pearls That Create A Gradual Ombre' Effect. The Clasp Is Set With 2 Round Diamonds. The Strand Is Certified By The Pearl Science Laboratory.