Marigold Jewelry shop buys three different rings: a one carat diamond solitaire at a cost of $1,570, a one carat oval sapphire at a cost of $2,150, and a two-carat pear shaped emerald at a cost of $2,840. During the month, the shop sells two of the rings, at the selling price of $2,460 for the diamond ring and $3,650 for the emerald. At December 31, the sapphire ring is still on hand. Calculate the cost of goods sold using specific identification. Cost of goods sold $