The three-tower development holds the record for Australia’s most expensive home at $140 million in the tallest of the towers at 51 Hickson Road, Barangaroo.
![One Harbour](https://cdn.asp.events/CLIENT_Oliver_K_15A4C8AE_5056_B739_54CFDE58102DEF33/sites/saudi-build-summit-2023/media/1615848416512.jpg)
The anonymous local buyer combined the penthouse and sub-penthouse of Residences One to create a three-storey apartment with 1,600sq m of living space home overlooking the Sydney Harbour.
![Penthouse](https://cdn.asp.events/CLIENT_Oliver_K_15A4C8AE_5056_B739_54CFDE58102DEF33/sites/saudi-build-summit-2023/media/1615848416424.jpg)