what is the approximate price of 18k Gold?

Question

I want to know the price of 2.75G (18k) Gold with 0.08Ct Diamond. better do reply with separate. like
18K gold 1Gram -----($ / INR)
0.08CT Diamond ----($ / INR)

Answer 1

Here are spot gold price charts for you, in INR:
http://kitco.com/market/inr_charts.html
Divide by 31.1 grams per ounce to get price per gram of 24 carat gold.
18K gold is 75% gold, so multiply the price per gram of 24K gold by .75 to get spot price for 18K gold

I don't know enough about diamonds to answer that part of your question - Too many variables (Cut, clarity, flaws if any)