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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Subtract the case size of the timepiece from your wrist measurement
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Enquire about Breitling Avenger Automatic GMT 44mm Watch A32320101B1A1
Details
| Vendor | Breitling |
| Metal | Stainless Steel |
| Case Diameter |
Product Details
Built for fighter pilots, the Breitling Avenger is designed to take on the toughest cockpits and keep coming back for more. But you don’t need air force credentials to appreciate its bold design, exceptional resilience, and next level functionality.
Pairing performance with sophisticated modern aviation style, the collection’s materials stainless steel on regular models; ceramic and titanium on Night Mission are the stuff of aviation design, while dial colors are drawn from military uniform shades.
All stainless steel versions come with a choice of military leather strap with a folding pin buckle or three row stainless steel bracelet with micro adjustable folding clasp. Ceramic models are paired to a military leather strap with a titanium folding pin buckle.
And whether you can pull off a barrel roll or not, you’ll appreciate everything about the Breitling Avenger’s 300m water resistance, easy grip functionality, and corrosion resistant construction.





































