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 |

Cut out the length chart
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Subtract the case size of the timepiece from your wrist measurement
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Enquire about VAULT® 6.19 carat Yellow Diamond and 1.06 carat Diamond Ring in 18ct Yellow Gold and Platinum
Details
| Vendor | Hardy Brothers Jewellers |
| Metal | 18ct Yellow Gold and Platinum |
| Main Gemstone | Natural Yellow Diamond |
| Main Gemstone Cut | Cushion Cut |
| Main Gemstone Carat Weight | 6.19 Carat |
| Main Gemstone Certification | GIA |
| Secondary Gemstone | Natural Diamond |
| Secondary Gemstone Cut | Trapezoid |
| Diamond Colour | Yellow |
| Diamond Clarity | VS1 |
Product Description
Experience the epitome of brilliance and sophistication with this Vault® ring, a true statement of luxury. At its centre sparkles a remarkable 6.19 carat cushion cut yellow diamond, radiating a vibrant, golden glow that captivates at every angle. Surrounding this extraordinary gem are 1.06 carats of meticulously set white diamonds, adding a layer of dazzling brilliance and enhancing the richness of the central stone.
Certified by GIA as Fancy Yellow and VS1 clarity, this Yellow Diamond is radiant and clear.





























