Coober Pedy set six opals are hand picked by the opal cutter
to make set 6 opals same fire colours.
Most are from same mine area in Coober Pedy or source, so
they match closely in fire color
Majority of opals are oval and pear shape and are quality
Set 6 oval opals are ideal for bracelets, as they match so
good and pear shape opals are ideal for opal earrings as the jeweller can be efficient
and make 3 sets opal earrings.