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Named after the beautiful Brindabella mountain range on the border of the Australian Capital Territory and New South Wales.
Our small diamonds are premium cut, F/G colour and VS clarity.
The metal used is 18ct white gold palladium, the highest quality white gold metal.
Total length is 80cm.
All of our diamond suppliers adhere to the Kimberly process, a commitment to remove conflict diamonds from the global supply chain.
All our metal merchants are certified with the Responsible Jewellery Council (RJC) as meeting ethical, human rights, social and environmental standards as established by the RJC's Certification System.
This piece was designed and produced by Jan Logan.
| CIRCUM (MM) |
DIAM (MM) |
AUS, UK EUR |
USA | ASIA | SWISS |
|---|---|---|---|---|---|
| 44.2 | 14.1 | F | 3 | 4 | 4 |
| 44.8 | 14.3 | F½ | 5 | 5¼ | |
| 45.5 | 14.5 | G | 3½ | ||
| 46.1 | 14.7 | G½ | 6 | 6½ | |
| 46.8 | 14.9 | H | 4 | 7 | |
| 47.4 | 15.1 | H½ | ¾ | ||
| 48.0 | 15.3 | I | 4½ | 8 | |
| 48.7 | 15.5 | J | 9 | ||
| 49.3 | 15.7 | J½ | 5 | 9 | |
| 50.0 | 15.9 | K | 10 | ||
| 50.6 | 16.1 | K½ | 5½ | 10 | |
| 51.2 | 16.3 | L | 11¾ | ||
| 51.9 | 16.5 | L½ | 6 | 11 | 12¾ |
| 52.5 | 16.7 | M | 12 | ||
| 53.1 | 16.9 | M½ | 6½ | 13 | 14 |
| 53.8 | 17.1 | N | |||
| 54.4 | 17.3 | N½ | 7 | 14 | 15½ |
| 55.1 | 17.5 | O | |||
| 55.7 | 17.7 | O½ | 7½ | 15 | 16½ |
| 56.3 | 17.9 | P | |||
| 57.0 | 18.1 | P½ | 8 | 16 | 17¾ |
| 57.6 | 18.3 | Q | |||
| 58.3 | 18.5 | Q½ | 8½ | 17 | |
| 58.9 | 18.8 | R | 19 | ||
| 59.5 | 19.0 | R½ | 9 | 18 | |
| 60.2 | 19.2 | S | 20¼ | ||
| 60.8 | 19.4 | S½ | 9½ | 19 | |
| 61.4 | 19.6 | T | 21½ | ||
| 62.1 | 19.8 | T½ | 10 | 20 | |
| 62.7 | 20.0 | U | 21 | ||
| 63.4 | 20.2 | U½ | 10½ | 22 | 22¾ |
| 64.0 | 20.4 | V | |||
| 64.6 | 20.6 | V½ | 11 | 23 | |
| 65.3 | 20.8 | W | 25 | ||
| 65.9 | 21.0 | W½ | 11½ | 24 | |
| 66.6 | 21.2 | X | |||
| 67.2 | 21.4 | X½ | 12 | 25 | 27½ |
| 67.8 | 21.6 | Y | |||
| 68.5 | 21.8 | Z | 12½ | 26 | 28¾ |
| 69.1 | 22.0 | Z½ | |||
| 69.7 | 22.2 | Z+1 | 13 | 27 | |
| 70.4 | 22.4 | ||||
| 71.0 | 22.6 | 13 |
Print the ring size guide and follow instructions to find out what size your existing ring is:
