$4,600.00
$1,200.00
A lovely blue/purple boulder opal. Boulder Opal Australian Boulder Opal Bill Kasso Blues 1 3/8"...
$1,400.00
A wonderful example of Opalized Wood with good greens and a hint of pink. Boulder...
$4,800.00
This striking Boulder Opal has strong red pinfire flashes (the rarest color in Opal) along...