Little Star Sterling Silver Diamond Lyra Star Childs Necklace LSN0319 Lyra – Diamond North Star Necklace. This stunning Lucky Sterling Silver star necklace is adjustable so it can be worn as a child and as they grow to become a keepsake that can last a life time . Set with a real diamond it shines like the North star, the brightest in the sky so it and the wearer will always shine bright.  This item will arrive beautifully packaged in a unique Little Star box. Adjustable Length: 35, 37.5, 40cm, Diamond Star size: 10mm.