Opal bracelets are generally made in 925 silver or gold with doublets, triplets, solid black or boulder opals. Australian opal bracelets and Ethiopian opal bracelets.one popular style is boulder beads or matrix beads
To make bead is very difficult first the rough boulder has to cl sorted in the rough for pieces that look like bit of colour is inside the rough ,than cutter uses a saw blade to cut the rough into square shape
This square shaped piece is than placed into polishing machine that cuts the rough into a ball than the ball has hole drilled. So it take lot work just to make one bead on this jewelry piece so buyers can appreciate the finished jewelry piece
Even silver jewelry items are individually made. These silver castings are each spot welded together so one can appreciate how hard and time consuming opal bracelets are to make.also it is not easy to match opals of the same colour or size
Black opals are expensive and matching solid ones are now extremely expensive. Boulder stones are good to make into bracelets a s opal fields Yowah ,koriot make inexpensive focal stones and even men can wear these designs a sthey look attractive and masculine.
So most commercial sizes are now 6x4 or 7x5mm and these are doublets or triplets with few solid white opals.crystal opals can be set with the back enhanced so they are very bright blue green colour but if back not covered in these are more light blue colour
Opal bangles made from pink opal are new and very fashionable bangle a s well as mosaic designs