Hello, please help me. My gradfather gifted me a beautiful jade necklace in February 2018 from singapore, I absolutely adore it but for a long time now its been doing something strange. since march of 2018 the pendent of the necklace has been falling off the chain. the chain, clasp, pendent, the whole necklace is perfectly intact and is not broken in any way, I have taken it to multiple jewellers to confirm this by looking under their microscope things. I never ever take it off because of how mu
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