AzmanL/E+ via Getty Images Last month, I wrote an article praising Signet Jewelers Limited (NYSE: SIG) as a strong earner and market leader trading at a fairly low price. The stock has gone up quite a bit since I wrote that piece, and is going up again today on news of a strong earnings release for the second quarter. It beat estimates and importantly included full-year guidance, which was higher than the consensus estimates suggested. Today I want to revisit Signet Jewelers, following the new earnings anno ...