Last 10 sale transactions for Grand Dunman: Highest price: $5,274,000 for a 5-bedroom unit (2,131 sqft) on 20 Jan 2026. Lowest price: $2,670,000 for a 3-bedroom unit (1,044 sqft) on 21 Jan 2026. Most recent transaction: $5,198,000 for a 5-bedroom unit (2,131 sqft) on 25 Jan 2026. Click for more.