Botanique at Bartley: Located on Upper Paya Lebar Road in Serangoon (D19), developed by UOL Development (Bartley) Pte Ltd. This 99-year leasehold condominium completed in 2019 offers 797 units with 1BR, 2BR, and 3BR types. Average sale price: $1,961 psf. Rental yield: 3.5%.