BUZZ-Saudi banks surge on Q1 earnings beats

** Shares in several Saudi banks rise sharply after two major institutions reported first-quarter profits that beat forecasts ** National Commercial Bank, the biggest lender, climbs 2.7 percent after posting 1 percent rise in profit to 2.63 billion riyals ($701.5 million); SICO Bahrain had forecast 2.30 billion riyals and Deutsche Bank, 2.23 billion riyals ** Saudi British Bank gains 3.2 percent after posting 2.4 percent rise in profit to 1.14 billion riyals; three analysts surveyed by Reuters h