Size Chart for Rings
| US Size |
Inside Circumference (mm) |
| US Size 4 Inside circumference is 46.8 mm |
46.8 mm Inside circumference is US size 446.8 mm |
| US Size 5 Inside circumference is 49.3 mm |
49.3 mm Inside circumference is US size 549.3 mm |
| US Size 6 Inside circumference is 51.9 mm |
51.9 mm Inside circumference is US Size 651.9 mm |
| US Size 7 Inside circumference is 54.4 mm |
54.4 mm Inside circumference is US Size 754.4 mm |
| US Size 8 Inside circumference is 57.0 mm |
57.0 mm Inside circumference is US Size 857.0 mm |
| US Size 9 Inside circumference is 59.5 mm |
59.5 mm Inside circumference is US Size 959.5 mm |
| US Size 10 Inside circumference is 62.1 mm |
62.1 mm Inside circumference is US Size 1062.1 mm |
| US Size 11 Inside circumference is 64.6 mm |
64.6 mm Inside circumference is US Size 1164.6 mm |
| US Size 12 Inside circumference is 67.2 mm |
67.2 mm Inside circumference is US Size 1267.2 mm |
