1920s Expandable Prong Set Rhinestone Bracelet

workings are fine however In need of a bath in detergent water It is signed Made in Hong Kong. All the stones are prong set. 3 or 4 of the stones have a greyish/black caste. Or perhaps it is 2 tone However the expansion is in fab cond....AUD  $38.....http://www.ozfreeads.com.au/1920s-expandable-prong-set-rhinestone-bracelet-35270.html