Europe Size 56 to US: 5.5
Cross-market women’s rings, stacking bands, and statement jewelry conversion mapping 56 specifications into 5.5.

Analyzing Ring Size Equivalence Across Markets
Europe Size 56: Features an inner diameter of 17.7 (0.697 ), inner circumference of 55.7 (2.19 ), and standard numerical or letter ring scales optimized for women’s sizing curves.
US: 5.5: Features an inner diameter of 16.1 (0.634 ), inner circumference of 50.6 (1.99 ).
Other Conversions to US: 5.5
Europe Size 44 → us-5-544 to us-5-5
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Europe Size 45.5 → us-5-545.5 to us-5-5
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Europe Size 47 → us-5-547 to us-5-5
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Europe Size 48 → us-5-548 to us-5-5
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Europe Size 49.5 → us-5-549.5 to us-5-5
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Europe Size 51 → us-5-551 to us-5-5
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Europe Size 52 → us-5-552 to us-5-5
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Europe Size 53.5 → us-5-553.5 to us-5-5
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Europe Size 54.5 → us-5-554.5 to us-5-5
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Europe Size 56 → us-5-556 to us-5-5
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Europe Size 57 → us-5-557 to us-5-5
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Europe Size 58.5 → us-5-558.5 to us-5-5
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