Pennyweight: The pennyweight (abbreviated as dwt) is a unit of mass commonly used in the jewelry industry to measure the weight of precious metals, particularly gold and silver. One pennyweight is equal to 24 grains or approximately 1.555 grams.
The mina in Biblical Hebrew is a unit of weight and currency that is smaller than a talent. The weight of a mina could vary depending on the region and time period, but it was generally around 1.25 pounds (approximately 0.57 kilograms).