Optimistic worldwide signals pushed the Sensex 131 points prior to the fourth quarterly outcome of heavyweight Reliance Industries Ltd (RIL), although lower-than-projected TCS figures and upward turnaround in food inflation rubbed out early gains.

The 30-share index BSE Sensex belled the day on a strong note and stayed upbeat through the day before ending the day at 19,602.23 after gaining 131.25 points (0.67%).

Sensex has added up 511.06 points during three direct trading sessions.

The stock markets will remain close on April 22 owing to Good Friday.

The broad-based Nifty also gained 33.05 points (0.56%) to end the week at 5,884.70.

Metal scrips remained in the front line after overnight smart gains because of increase in rates on the London Metal Exchange (LMEX) yesterday.

Bullish world bourses assisted the rally on local stock exchanges.

Major Asian indices from China, Hong Kong, Japan, Singapore, South Korea and Taiwan ended on a positive note between 0.67% and 1.64% accompanying sturdy rally on Wall Street on Wednesday.

Amar Ambani, head of research (India private clients) at IIFL stated, "Markets started off in the green amid gains in the equity markets across the globe. However, key indices saw a sharp decline after the weekly inflation data dampened the sentiments."

From metal segment, Sesa Goa increased 4.34%, Hind Zinc gained 3.12%, Hindalco zoomed 2.92%, Sterlite Ind grew 2.50% and Jindal Steel remained up by 2.37%, resulting the sectoral BSE-Metal index ending up 264.86 points.

The BSE-Oil & Gas index gained 130.34 points, as RIL surged 1.39% and ONGC grew by 3.01%.

But, the BSE-CG dropped 135.07 points because of a 4.38% decline in BHEL and 3.48% in Alstom Project.

Maruti Suzuki topped the gainers chart in the Sensex after surging 3.22%, followed by HDFC, which increased 2.57% and Hero Honda added 2.41%.