How much does a gold bar cost?

Indeed, sir, the price of a gold bar depends on its weight and purity, as well as current market rates. At present, a standard 1 kg gold bar, which is typically 99.9% pure, costs around £40,000 to £42,000. Smaller bars, such as a 100 gram or 50 gram bar, will be proportionally less expensive. If you're considering purchasing one, I should say that it's always wise to check the latest prices with your local bullion dealer or online supplier, as gold prices can fluctuate throughout the day.