Gold plunged by Rs 120 to Rs 30,810 per ten gram, while silver lost Rs 280 to Rs 49,670 per kg on falling demand among industrial units and coin makers.
Traders said stockists selling at existing higher levels following recent upsurge and investors shifting their funds from bullion to rising equities mainly pulled down precious metal prices.
They said a weakening trend in overseas markets, where gold fell from a one-week high on expectations that US lawmakers will find a compromise over the debt limit as the economy improves, further influenced the sentiment.
In the national capital, gold of 99.9 and 99.5 per cent purity dropped by Rs 120 each to Rs 30,810 and Rs 30,610 per ten gram, respectively. The metal had gained Rs 620 in last three sessions. Sovereign held steady at Rs 25,100 per piece of eight gram.
Silver ready lost Rs 280 to Rs 49,670 per kg and weekly-based delivery by Rs 100 to Rs 49,550 per kg. The white metal shot up by Rs 1,730 in last three days.