This necklace is such a beautifully unique piece! our amazing sunshine shell together with a natural white Cowrie shell on a flat hoop gold-filled chain. 
you can move the pendant to create different styles and looks 
Also available in sterling silver.
adjustable at the back of the neck with a tiny natural dotted shell.
Available in 3 different lengths, 14' 16' 18' (examples in the photo attached).