The tanker S&P market continues to deliver eye-catching prices. A sale has raised eyebrows among brokers who report a non-eco suezmax selling for $90m — a price difficult to imagine only weeks ago. The deal involves Greek shipping heavyweight George Procopiou’s Dynacom Tankers, selling the 150,000 dwt Karolos (built December 2009 at New Times Shipbuilding in …