If you're shopping for someone else, the best way to find his or her ring size is to ask. If you're planning a surprise, get help from friends and family. They can ask without raising any eyebrows. The average ring size available for women ranges from size 3 to size 9. The most commonly purchased women's rings range between size 5 and size 7. Size 6 is the most popular. The average ring size available for men ranges from size 6 to size 13. The most commonly purchased men's rings range between size 8 to 10-½. Size 9 is the most popular. These standard ring sizes can help guide you in the right direction. If you do not see the size you need, contact our experts for help placing a special order. There are also a number of at-home methods to find your ring size