A classic gold mangalsutra features a plain gold pendant on a black-bead chain. A gold-and-diamond mangalsutra keeps that same black-bead chain but adds diamonds to the pendant for extra shine and a more contemporary look. That difference is exactly why so many brides now lean toward the diamond version — festive enough for special occasions, subtle enough for daily wear, and never old-fashioned. visit - https://kesavdiamond.com/search?q=Gold+and+diamond+mangalsutra