PC Jewellers — Valuation of jwellery not shared even after multiple visit real fraudsters

I purchased jwellery set and bangles 8 years back i visited store 3 times store manager tried enforcing to sell jwellery at 90% of invoice value but didnt shared current value even after multiple follow ups this person is real fraudsters why customers are forced to sell at 90% of invoice value after 8 years of purchase even on bill its mentioned that customers cango for current valuation but there staff is trained to cheat customers really shameless act pathetic experience