Dubai: Gold broke through US$4,600/ounce for the first time on Monday, while silver also jumped to an all-time high. Spot gold was up 1.5 percent at US$4,478.79 per ounce, as of 0127 GMT. Bullion hit a record high of US$4,600.33 earlier in the session. According to Emirates News Agency, US gold futures for February delivery firmed 2 percent to US$4,591.10. Spot silver rose 4.4 percent to US$83.50 per ounce after hitting an all-time high of US$83.96 earlier in the day. Spot platinum added 2.9 percent to US$2,338.54 per ounce after scaling a record peak of US$2,478.50 on 29th December. Palladium gained 4.2 percent to US$1,892.18 per ounce.