This is an absolutely gorgeous stone.
Its on a Sterling Silver setting, which has been textured and oxidised and is on a stainless steel chain.
Video shows a more extensive view of the piece.
Siver chain is optional. Just fill out thew contact form and I will get back to you A.S.A.P.
 
Stone Size:  30 x 23 mm
Setting Size: 48 x 36 mm.
Chain Length:  45 cm.