金饰价一夜涨40多元后，一门店称接通知又涨30元：有首饰一夜变贵四千多

Group 1 - The price of gold jewelry has surged, with several brands reaching nearly 1500 yuan per gram, marking an increase of over 40 yuan compared to the previous day [1][2] - Specific brands reported their gold jewelry prices: Lao Feng Xiang at 1498 yuan per gram (up 42 yuan), and Chow Tai Fook at 1495 yuan per gram (up 41 yuan) [1] - Store staff noted that the recent price increases are unusual, as typical daily fluctuations are usually only a few yuan to a dozen yuan [2][5] Group 2 - The increase in gold prices has led to significant changes in the pricing of gold jewelry, with heavier items seeing a rise of over 4000 yuan overnight [5] - Jewelry is sold in two ways: at a fixed price and by weight, with the latter reflecting real-time gold prices [5] - Staff indicated that the fixed-price items would not change immediately, as any adjustments would be coordinated by headquarters [5]