A 1969 AAA super clone Omega Speedmaster watch which once belonged to Apollo 11 astronaut Michael Collins was sold for $US765,000 ($AU1.06 million) during the Heritage Fine Watches & Timepieces Signature Auction in Texas.The watch – one of only 28 commemorative 18-carat gold 1:1 replica Omega Speedmasters made – was presented to Collins upon return…