SIZE GUIDES
RING SIZES
INGENIUM JEWELLERY denotes its ring sizes in Europe ISO.
MEASURE YOUR FINGER
1. Cut out a strip of paper.
2. Wrap the strip of paper around the finger you want to measure.
3. Make sure the strip is wrapped tightly around your finger.
4. Mark the spot where the paper meets and measure the distance.
5. Use circumference in the below chart to determine your ring size.
| Diameter | Circumference | Europe ISO | USA & CAN | AU & UK | Japan |
| 14.0 mm | 44.2 mm | 44 | 3 | F | 4 |
| 15.0 mm | 46.8 mm | 47 | 4 | H 1/2 | 7 |
| 15.6 mm | 49.3 mm | 49 | 5 | J | 9 |
| 16.6 mm | 51.9 mm | 52 | 6 | L 1/2 | 11 |
| 17.2 mm | 54.4 mm | 54 | 7 | N | 14 |
| 18.1 mm | 57.0 mm | 57 | 8 | P 1/2 | 16 |
| 19.1 mm | 59.5 mm | 60 | 9 | S | 19 |
| 19.7 mm | 62.1 mm | 62 | 10 | T 1/2 | 21 |
BRACELET SIZES
INGENIUM JEWELLERY denotes its bracelet sizes in small, medium and large.
MEASURE YOUR WRIST
1. Cut out a strip of paper.
2. Wrap the strip of paper around the wrist you want to measure.
3. Make sure the strip is wrapped loosely around your wrist.
4. Mark the spot where the paper meets and measure the distance.
5. Use circumference in the below chart to determine your bracelet size.
| Circumference | Bracelet size |
| Up to 16.5 cm | Small |
| Up to 18.0 cm | Medium |
| Up to 19.5 cm | Large |
NECKLACE SIZES
INGENIUM JEWELLERY denotes its necklace sizes in small, medium and large.
MEASURE YOUR NECK
1. Cut out a strip of paper.
2. Wrap the strip of paper around your neck.
3. Make sure the strip is wrapped loosely around your wrist.
4. Mark the spot where the paper meets and measure the distance.
5. Use circumference in the below chart to determine your necklace size.
| Circumference | Necklace size |
| Up to 40.0 cm | Small |
| Up to 42.5 cm | Medium |
| Up to 45.0 cm | Large |