Contact Us ONYX Bar Wrest Point 410 Sandy Bay Road Sandy Bay, TAS  7005 Phone: (03) 6221 1700 (Wrest Point Service Centre) Email: Meet@ONYXBar.net.au ONYX Bar is located in the restaurant precinct at Wrest Point and is the perfect place to meet friends for a pre or post-dinner drink. Open 7 days from 10am until late.