Convert ounces to grams (oz to g) with the weight conversion calculator, and learn the ounce to gram formula. Learn how to convert 1 ounce of gold to grams with our comprehensive guide. Understand the measurement and conversion process for accurate gold trading. How do I convert ounces to grams? To convert ounces to grams, you need to know that 1 ounce is equal to approximately 28.35 grams . This conversion factor allows you to easily convert between the two units. For example, if you have 5 ounces, you would multiply 5 by 28.35 to get 141.75 grams. So, we can see that the answer for converting 1 oz to g is: 1 Ounce equals 28.349523 Grams . See also: 1 Gram to Ounces. Convert 1 oz to g. How many g in an oz? Our free converter quickly and accurately converts 1 Ounce to Grams, offering reliable results and calculations.