Silver too weakened by Rs 235 per kg due to reduced offtake by industrial units.
Standard gold (99.5 purity) declined by Rs 235 to end at Rs 30,425 per 10 grams from last Friday's closing level of Rs 30,660.
Pure gold (99.9 purity) also moved down by a similar margin of Rs 235 to Rs 30,575 per 10 grams from Rs 30,810.
Silver (.999 fineness) fell by Rs 205 to conclude at Rs 43,830 per kg as against Rs 44,035 earlier.
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Spot gold was down 1.5 percent at USD 1,284.56 an ounce in early European trade, after hitting a low of USD 1,283.12 earlier in the session.
US gold futures fell 1.5 percent to USD 1,285.1.
Silver was down 1.1 percent at USD 18.18 an ounce.