This is a 10K Yellow Gold 15 inches blue sapphire choker. It has 2 additional jump rings for a 13 inches and 14 inches length option.
Clasp Type: Spring Ring Clasp
Charm Dimensions: Approximately 4mm x 4mm
Chain Type: Cable Chain
Stone: Blue Sapphire
Model photo provided courtesy of Barneys New York
*Please note that sapphire varies in color/shade.