Kiara Advani and Sidharth Malhotra are currently having a gala time at Anant Ambani-Radhika Merchant's pre-wedding in Italy. Kiara opted for a stunning black knit dress wiith rose details, and here's how much it cost. - Kiara Advani's Backless Knit Dress For Anant Ambani-Radhika Merchant's Pre-Wedding Can be Your Perfect Holiday Essential- Check Price!