The unusual Andanooka Opal ( the word Andanooka is derived from an Aboriginal name meaning Large Waterhole )  is in a Fine Silver rubover setting, mounted on a hollow oval Sterling silver box.
The necklace is made up of faceted Apatite and handmade Sterling silver beads, with a handmade silver catch.
 
Necklace 17 1/2" long, can be made a touch longer or shorter within the price.
Centrepiece 27mm x 21mm.
£365