DMart owner Radhakishan Damani buys Rs 1,001 crore property in Mumbai As per the existing ready reckoner rates applicable in Maharashtra, the value of the property is Rs 723.98 crore. The Damani brothers paid Rs 30 crore as stamp duty for the two-storey house BusinessToday.In | April 3, 2021 | Updated 20:37 IST Radhakishan Damani Radhakishan Damani, the promoter of DMart, and his brother Gopikishan Damani closed one of the biggest property deals seen in India during recent times where they paid Rs 1,001 crore for an independent house in Mumbai's posh Malabar Hills neighbourhood. The house has an area of 5,752.22 square metres or 61,916 square feet. This amounts to a rate of Rs 1,61,670 per square feet, making it one of the most expensive real estate deals in recent years.