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 VAULT 7.55 CARAT OVAL CUT COLOMBIAN EMERALD AND 2.90 CARAT DIAMOND HALO RING IN 18CT YELLOW GOLD
Details
| Vendor | Hardy Brothers Jewellers |
| Metal | 18ct Yellow Gold |
| Main Gemstone | Emerald |
Read more information regarding our Product Disclaimers.
Product Details
An extraordinary expression of elegance and rarity, this Vault Ring showcases the captivating beauty of a 7.55 carat oval cut emerald. Surrounding the centrepiece is a brilliant halo of diamonds, totalling 2.90 carats, meticulously set to enhance the emerald’s radiant depth and timeless allure.
Exquisitely crafted in 18ct yellow gold, the warm tones of the metal perfectly complement the vivid green of the emerald, creating a striking balance of colour and light. A masterpiece for the discerning collector, this ring embodies opulence, grace, and enduring beauty — a treasure to be cherished for generations.





















