Size Guide
Choosing the perfect ring size is an essential part of the Hardy Brothers experience.
Our guide below will help you find the most accurate fit, ensuring comfort, elegance, and a seamless expression of luxury.
| Australian Size | Inside Circumference (mm) |
|---|---|
| H | 46.0 |
| H ½ | 46.6 |
| I | 47.2 |
| I ½ | 47.9 |
| J | 48.3 |
| J ½ | 49.3 |
| K | 49.6 |
| K ½ | 50.3 |
| L | 50.5 |
| L ½ | 51.5 |
| M | 51.8 |
| M ½ | 52.5 |
| N | 53.1 |
| N ½ | 53.8 |
| O | 54.5 |
| O ½ | 54.8 |
| P | 55.7 |
| P ½ | 56.4 |
| Q | 57.1 |
| Q ½ | 57.6 |
| R | 58.4 |
| R ½ | 59.1 |
For the most precise fit, we invite you to visit a Hardy Brothers boutique where our specialists will personally measure your finger and ensure your chosen piece is crafted to perfection.

Hardy Brothers uses standard Australian ring sizes.
| Australian Size | Inside Circumference(mm) |
| M 1/2 | 55.7 |
| N | 57.0 |
| N 1/2 | 58.3 |
| O | 59.6 |
| O 1/2 | 60.9 |
| P | 62.2 |
| P 1/2 | 63.5 |

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Enquire about 2.42 Carat TDW Cushion Cut Trilogy Engagement Ring in 18ct Yellow Gold
Details
| Vendor | Hardy Brothers Jewellers |
| Metal | 18ct Yellow Gold |
| Main Gemstone | Diamond |
Product Details
Embrace timeless elegance with this 2.42 Carat TDW Cushion Cut Trilogy Engagement Ring, masterfully crafted in radiant 18ct Yellow Gold. Designed for those who appreciate both classic sophistication and modern luxury, this ring captures the essence of love in a truly spectacular design.
At its heart lies a GIA-certified Cushion Cut centre diamond, graded E colour with VS1 clarity, radiating brilliance and flawless fire. Complementing this exquisite centre stone are two cushion cut side diamonds, each in G colour with VS1 clarity, creating a harmonious trilogy that enhances the overall sparkle and depth of the design.





























