US
6
=
Europe
51.5
(51.9mm)
Also: UK LJP 12
Nearby Sizes
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Full Size Chart
| US | UK | EU | JP | Inner circumference |
|---|---|---|---|---|
| 3 | F | 44 | 4 | 44.2mm |
| 3.5 | G | 45.5 | 5 | 45.5mm |
| 4 | H | 47 | 7 | 46.8mm |
| 4.5 | I | 48 | 8 | 48mm |
| 5 | J | 49 | 9 | 49.3mm |
| 5.5 | K | 50.5 | 10 | 50.6mm |
| 6 | L | 51.5 | 12 | 51.9mm |
| 6.5 | M | 53 | 13 | 53.1mm |
| 7 | N | 54 | 14 | 54.4mm |
| 7.5 | O | 55.5 | 15 | 55.7mm |
| 8 | P | 57 | 16 | 57mm |
| 8.5 | Q | 58 | 17 | 58.3mm |
| 9 | R | 59 | 18 | 59.5mm |
| 9.5 | S | 60.5 | 19 | 60.8mm |
| 10 | T | 62 | 20 | 62.1mm |
| 10.5 | U | 63 | 22 | 63.4mm |
| 11 | V | 64 | 23 | 64.6mm |
| 11.5 | W | 65.5 | 24 | 65.9mm |
| 12 | X | 67 | 25 | 67.2mm |
| 13 | Z | 69.5 | 27 | 69.7mm |
Convert US 6 to Other Systems
Looking for the EU equivalent of US 6? In standard ring sizing, it converts to EU 51.5. Your measurement of approximately 51.9mm corresponds to this size. These conversions are based on industry-standard measurements. Individual brands may have minor sizing differences, so checking the brand's own sizing guide alongside this conversion can help ensure a perfect fit.
Frequently Asked Questions
What is US 6 in EU ring?
US size 6 in ring is equivalent to EU size 51.5. This conversion is based on standard international sizing charts and is widely accepted across brands and retailers.
What is US 6 in other sizing systems?
US size 6 in ring converts to: UK L, EU 51.5, JP 12. Use our converter above to see all available systems.
Is US 6 the same as EU 51.5?
Yes, US 6 is equivalent to EU 51.5 in standard ring sizing. However, fit can vary between brands, so trying on items or checking brand-specific size charts is always recommended.
How accurate are ring size conversions?
Our size conversions are based on international standards and verified against multiple authoritative sources. They represent the most widely accepted equivalents. However, individual brands may size slightly differently, so we recommend trying items on when possible or checking the brand's own size guide.
Explore Other Converters
Need help? Read our How to Measure Ring Size guide.