But that’s not all.
In the back yard, you’ll find Mosman’s most opulent swimming pool – which comes complete with a 24-carat gold lane marker.
“I can honestly say I’ve never sold a home with a gold-lined, heated swimming pool,” Mr Simeon said.
“It is the ultimate, completely over-the-top trophy piece for the person with everything!”
15 Balmoral Ave also boasts indulgent living complimented by a rumpus room, vast wine cellar and a home office, with an easy-care garden that is almost maintenance free, Mr Simeon said.