Bluestone Jewellery has raised ₹693 crore from anchor investors on Friday, allotting 1.34 crore shares at ₹517/piece to 20 anchor investors. Amansa Holdings got the highest allocation of 24.40% stake, and SBI Life Insurance got the second-highest allotment. This comes ahead of its IPO launch on Monday, where it is expected to raise ₹820 crore through a fresh issue.