A penthouse at Oceana Bal Harbour, asking nearly $24 million, secured a buyer during an otherwise slow summer week in Miami-Dade County.  It’s one of 17 luxury home contracts signed between June 22 and June 28, according to the weekly report by Douglas Elliman’s Eklund-Gomes team. The previous period saw 25 deals for luxury homes in the market asking a combined $267 million.  The report tracks listings of homes and condos asking $4 million and up in Miami-Dade that are included in the Multiple Listing Service. The listings in last week’s report spent an average of 81 days on the […] This article originally appeared on The Real Deal. Click here to read the full story.