DUCHESS RESIDENCES: Duchess Avenue, D10/Bukit Timah, Condominium, Developer: DUCHESS WALK PTE LTD, 999 Yrs from 27/12/1875, Completed in 2011, Land Size: 14,141 sqm, 120 units, 3BR, 4BR, 5BR, Buyer Profile: Singaporean 58.6%, PR 18.1%, Foreigner 15.7%, Company 7.6%, Avg sale price: $2,065 psf, Rental Yield: 2.6%.