The necklace measures approx 16.5 inches in length. The central pendant measures approx 54mm (L) x 53mm (W) excluding the dangling chains. The two smaller sections measure 40mm (L) x 34.5mm (W). The bezel set blue glass stones are square faceted and measure approx. 13mm (L) x 13mm (W) x approx.Their color is s dreamy mid-tone ocean blue. The condition is excellent with no damage and light wear consistent with age. The clasp is good working order. Please see photos for more details.