| UK | US | EU | Japan | Inside Diameter (mm) | Inside Circumference (mm) |
|---|---|---|---|---|---|
| A | 1 | 40 | 1 | 11.5 | 36.1 |
| A½ | 1.5 | 40.5 | 1.5 | 11.8 | 37.1 |
| B | 2 | 41 | 2 | 12.1 | 38.0 |
| B½ | 2.5 | 41.5 | 2.5 | 12.3 | 38.6 |
| C | 3 | 42 | 3 | 12.6 | 39.6 |
| C½ | 3.5 | 42.5 | 3.5 | 12.9 | 40.5 |
| D | 4 | 43 | 4 | 13.2 | 41.5 |
| D½ | 4.5 | 43.5 | 4.5 | 13.5 | 42.4 |
| E | 5 | 44 | 5 | 13.8 | 43.3 |
| E½ | 5.5 | 44.5 | 5.5 | 14.1 | 44.3 |
| F | 6 | 45 | 6 | 14.4 | 45.2 |
| F½ | 6.5 | 45.5 | 6.5 | 14.7 | 46.2 |
| G | 7 | 46 | 7 | 15.0 | 47.1 |
| G½ | 7.5 | 46.5 | 7.5 | 15.3 | 48.1 |
| H | 8 | 47 | 8 | 15.6 | 49.0 |
| H½ | 8.5 | 47.5 | 8.5 | 15.9 | 49.9 |
| I | 9 | 48 | 9 | 16.2 | 50.9 |
| I½ | 9.5 | 48.5 | 9.5 | 16.5 | 51.8 |
| J | 10 | 49 | 10 | 16.8 | 52.8 |
| J½ | 10.5 | 49.5 | 10.5 | 17.1 | 53.7 |
| K | 11 | 50 | 11 | 17.4 | 54.7 |
| K½ | 11.5 | 50.5 | 11.5 | 17.7 | 55.6 |
| L | 12 | 51 | 12 | 18.0 | 56.5 |
| L½ | 12.5 | 51.5 | 12.5 | 18.3 | 57.5 |
| M | 13 | 52 | 13 | 18.6 | 58.4 |
| M½ | 13.5 | 52.5 | 13.5 | 18.9 | 59.4 |
| N | 14 | 53 | 14 | 19.2 | 60.3 |
| N½ | 14.5 | 53.5 | 14.5 | 19.5 | 61.2 |
| O | 15 | 54 | 15 | 19.8 | 62.2 |
| O½ | 15.5 | 54.5 | 15.5 | 20.1 | 63.1 |
| P | 16 | 55 | 16 | 20.4 | 64.1 |
| P½ | 16.5 | 55.5 | 16.5 | 20.7 | 65.0 |
| Q | 17 | 56 | 17 | 21.0 | 65.9 |
| Q½ | 17.5 | 56.5 | 17.5 | 21.3 | 66.9 |
| R | 18 | 57 | 18 | 21.6 | 67.8 |
| R½ | 18.5 | 57.5 | 18.5 | 21.9 | 68.8 |
| S | 19 | 58 | 19 | 22.2 | 69.7 |
| S½ | 19.5 | 58.5 | 19.5 | 22.5 | 70.7 |
| T | 20 | 59 | 20 | 22.8 | 71.6 |
| T½ | 20.5 | 59.5 | 20.5 | 23.1 | 72.5 |
| U | 21 | 60 | 21 | 23.4 | 73.5 |
| U½ | 21.5 | 60.5 | 21.5 | 23.7 | 74.4 |
| V | 22 | 61 | 22 | 24.0 | 75.4 |
| V½ | 22.5 | 61.5 | 22.5 | 24.3 | 76.3 |
| W | 23 | 62 | 23 | 24.6 | 77.2 |
| W½ | 23.5 | 62.5 | 23.5 | 24.9 | 78.2 |
| X | 24 | 63 | 24 | 25.2 | 79.1 |
| X½ | 24.5 | 63.5 | 24.5 | 25.5 | 80.1 |
| Y | 25 | 64 | 25 | 25.8 | 81.0 |
| Y½ | 25.5 | 64.5 | 25.5 | 26.1 | 81.9 |
| Z | 26 | 65 | 26 | 26.4 | 82.9 |
| Z½ | 26.5 | 65.5 | 26.5 | 26.7 | 83.8 |


1.35ct Square Emerald Cut Colombian Emerald Halo Engagement Ring - Platinum
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International Shipping
We're delighted to offer complimentary international shipping (Outside UK) on all orders. Please note that while we cover shipping costs, customs duties, taxes, and import fees may apply upon delivery and are the sole responsibility of the recipient. These charges vary by country and are determined by your local customs authority.
1.35ct Square Emerald Cut Colombian Emerald Halo Engagement Ring in Platinum
Centre Stone
- Type: Colombian emerald with natural diamonds
- Shape: Square emerald cut
- Carat weight: 1.35ct Colombian emerald
- Certification: No certificate
- Side stones: 1.00ct natural diamonds
- Diamond quality: F colour, VS1 clarity
- Design: Square emerald cut Colombian emerald surrounded by a sparkling natural diamond halo
Setting Details
- Metal: Platinum
- Style: Halo engagement ring
- Design: Square emerald cut Colombian emerald framed by natural diamonds in an elegant platinum mount
- Look: Refined and luxurious with vibrant green colour and exceptional diamond brilliance
Helpful Resources
Why Buy From Chloe’s Jewellers?
- Greville House, 35 Greville Street, London, EC1N 8TB
- +44 207 242 9454 | Info@chloesjewellers.com
- FREE worldwide shipping
- 21-day return policy
- 100% return refund guarantee
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1.35ct Square Emerald Cut Colombian Emerald Halo Engagement Ring - Platinum
Sale price£4,100.00 GBP
Regular price£4,800.00 GBP
| UK | US | EU | Japan | Inside Diameter (mm) | Inside Circumference (mm) |
|---|---|---|---|---|---|
| A | 1 | 40 | 1 | 11.5 | 36.1 |
| A½ | 1.5 | 40.5 | 1.5 | 11.8 | 37.1 |
| B | 2 | 41 | 2 | 12.1 | 38.0 |
| B½ | 2.5 | 41.5 | 2.5 | 12.3 | 38.6 |
| C | 3 | 42 | 3 | 12.6 | 39.6 |
| C½ | 3.5 | 42.5 | 3.5 | 12.9 | 40.5 |
| D | 4 | 43 | 4 | 13.2 | 41.5 |
| D½ | 4.5 | 43.5 | 4.5 | 13.5 | 42.4 |
| E | 5 | 44 | 5 | 13.8 | 43.3 |
| E½ | 5.5 | 44.5 | 5.5 | 14.1 | 44.3 |
| F | 6 | 45 | 6 | 14.4 | 45.2 |
| F½ | 6.5 | 45.5 | 6.5 | 14.7 | 46.2 |
| G | 7 | 46 | 7 | 15.0 | 47.1 |
| G½ | 7.5 | 46.5 | 7.5 | 15.3 | 48.1 |
| H | 8 | 47 | 8 | 15.6 | 49.0 |
| H½ | 8.5 | 47.5 | 8.5 | 15.9 | 49.9 |
| I | 9 | 48 | 9 | 16.2 | 50.9 |
| I½ | 9.5 | 48.5 | 9.5 | 16.5 | 51.8 |
| J | 10 | 49 | 10 | 16.8 | 52.8 |
| J½ | 10.5 | 49.5 | 10.5 | 17.1 | 53.7 |
| K | 11 | 50 | 11 | 17.4 | 54.7 |
| K½ | 11.5 | 50.5 | 11.5 | 17.7 | 55.6 |
| L | 12 | 51 | 12 | 18.0 | 56.5 |
| L½ | 12.5 | 51.5 | 12.5 | 18.3 | 57.5 |
| M | 13 | 52 | 13 | 18.6 | 58.4 |
| M½ | 13.5 | 52.5 | 13.5 | 18.9 | 59.4 |
| N | 14 | 53 | 14 | 19.2 | 60.3 |
| N½ | 14.5 | 53.5 | 14.5 | 19.5 | 61.2 |
| O | 15 | 54 | 15 | 19.8 | 62.2 |
| O½ | 15.5 | 54.5 | 15.5 | 20.1 | 63.1 |
| P | 16 | 55 | 16 | 20.4 | 64.1 |
| P½ | 16.5 | 55.5 | 16.5 | 20.7 | 65.0 |
| Q | 17 | 56 | 17 | 21.0 | 65.9 |
| Q½ | 17.5 | 56.5 | 17.5 | 21.3 | 66.9 |
| R | 18 | 57 | 18 | 21.6 | 67.8 |
| R½ | 18.5 | 57.5 | 18.5 | 21.9 | 68.8 |
| S | 19 | 58 | 19 | 22.2 | 69.7 |
| S½ | 19.5 | 58.5 | 19.5 | 22.5 | 70.7 |
| T | 20 | 59 | 20 | 22.8 | 71.6 |
| T½ | 20.5 | 59.5 | 20.5 | 23.1 | 72.5 |
| U | 21 | 60 | 21 | 23.4 | 73.5 |
| U½ | 21.5 | 60.5 | 21.5 | 23.7 | 74.4 |
| V | 22 | 61 | 22 | 24.0 | 75.4 |
| V½ | 22.5 | 61.5 | 22.5 | 24.3 | 76.3 |
| W | 23 | 62 | 23 | 24.6 | 77.2 |
| W½ | 23.5 | 62.5 | 23.5 | 24.9 | 78.2 |
| X | 24 | 63 | 24 | 25.2 | 79.1 |
| X½ | 24.5 | 63.5 | 24.5 | 25.5 | 80.1 |
| Y | 25 | 64 | 25 | 25.8 | 81.0 |
| Y½ | 25.5 | 64.5 | 25.5 | 26.1 | 81.9 |
| Z | 26 | 65 | 26 | 26.4 | 82.9 |
| Z½ | 26.5 | 65.5 | 26.5 | 26.7 | 83.8 |
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