





18 kt gold ring with sapphire and diamond
Determine ring size
Does this ring fit you? Our vintage rings are one of a kind – each one is unique and has a fixed size. So, it's important to check the ring size before ordering your new favorite. The table below shows which size corresponds to your finger. Not sure? Don't worry – we're happy to help.
| EU | Circumference (mm) |
Diameter (mm) |
US | UK | Inches |
|---|---|---|---|---|---|
| 14 | 44 | 13.7 | 2.9 | F | 0.554 |
| 14.5 | 46 | 14.6 | 3.55 | G 1/2 | 0.578 |
| 15 | 47 | 14.7 | 4.1 | H 1/2 | 0.594 |
| 15.5 | 49 | 15.5 | 4.75 | J | 0.61 |
| 16 | 50 | 15.9 | 5.3 | K | 0.626 |
| 16.5 | 52 | 16.6 | 5.95 | L 1/2 | 0.65 |
| 17 | 53 | 16.9 | 6.6 | M 1/2 | 0.666 |
| 17.5 | 55 | 17.5 | 7.2 | O | 0.69 |
| 18 | 56 | 17.8 | 7.8 | P | 0.706 |
| 18.5 | 58 | 18.3 | 8.4 | Q 1/2 | 0.722 |
| 19 | 59 | 18.6 | 9 | R | 0.738 |
| 19.5 | 61 | 19.4 | 9.6 | T | 0.77 |
| 20 | 62 | 19.5 | 10.2 | T 1/2 | 0.778 |
| 20.5 | 64 | 20.3 | 10.8 | V | 0.81 |
| 21 | 66 | 21.1 | 11.4 | X | 0.834 |
Not sure what size you are? Check out our ring size measurement page for a simple explanation and helpful tips.
Product information
Gold entourage ring set with a faceted natural sapphire, surrounded by diamonds in a white-gold chaton setting. The ring originates from London and dates to 1996. Not the right size? Our goldsmith can resize it in our in-house workshop.
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18 kt gold ring with sapphire and diamond

A unique piece with history
This exceptional vintage gem exudes the elegance of a bygone era. Carefully selected and expertly restored with respect for the original design. Authentic details have been preserved to fully express its character. An exclusive piece that will only know one new owner.





