PC Jeweller share price jumped over 13%, touching an intraday high of ₹18.63 per share on NSE, in Monday's trading session defying the muted trend in the Indian stock market.PC Jeweller stock opened at ₹16.91 per share today, as compared to previous close of ₹16.28 on Friday.Meanwhile, Indian equity benchmarks opened nearly flat on Monday as investors assessed the quarterly results of major private sector lenders HDFC Bank and ICICI Bank, while elevated crude oil prices dampened market sentiment.