Kalyan Jewellers — Product not yet ready even ordered before 3 months

Address: Thane, Maharashtra, 400604

I ordered a chain on Dec 28 2014, and as per their promise I can collect the ordered gold in Nov 2015. But as per schedule I must receive my product that is a marriagen chain on Nov 28. But now when I visited the shop they r saying they need more time, for this reason I can't postpone my marriage... They don't know the value of trust, I believe