This black 6-7mm pearl necklace a true fit for your fashion sense. At 51”, you can use it as a long and choker necklace. The 6-7mm pearls are an (A) graded shape. Each pearl has its own sense on style that makes them a true gift and a fantastic fashion accessory. The AA luster brings out the glow that blends the sparkling nature of their true surface. Each pearl is hand strung on a fine double knotted silk thread and separated with a hand tied double knot to avoid accidental damage.