Rocks Couture Collection 9ct Yellow Gold Chain Necklace Decorated With Butterflies & Beads. This delicate necklace with a chain of 18" in length (adjustable 16" length) reflects the magical presence of 3 gentle fluttering butterflies. Crafted in 9ct gold, the chain sits beautifully alone or layered with another piece. Match it with a similar bracelet from our Rocks Couture Collection to complete your look or layer it with other necklaces to dreate a style unique to yourself.