How does Prima Donna bra sizing run?
Prima Donna is labelled in EU sizing, carrying cups A–I. Premium full-bust with serious support. Below is how a Prima Donna size translates across all eight regional standards, plus sister sizes and where to buy.
Prima Donna size range & system
Prima Donna sizes in EU, with cups A–I. Known for luxury, fullbust, everyday.
Prima Donna size conversion chart
Each row is one Prima Donna cup size read across the eight standards. The EU column (highlighted) is how Prima Donna labels its bras.
| US | UK | EU | FR | IT | AU | JP | IN |
|---|---|---|---|---|---|---|---|
| A | A | A | A | A | A | A | A |
| B | B | B | B | B | B | B | B |
| C | C | C | C | C | C | C | C |
| D | D | D | D | D | D | D | D |
| DD | DD | E | E | E | DD | E | DD |
| DDD | E | F | F | F | E | F | E |
| G | F | G | G | G | F | G | F |
| H | FF | H | H | H | FF | H | FF |
| I | G | I | I | I | G | I | G |
Band conversions are exact; cup fit still varies by brand, style, and body — a conversion is a starting point, not a guarantee.
Common Prima Donna sizes
Open the full eight-standard conversion for a specific size:
Sister sizes in Prima Donna
If a Prima Donna bra fits in the cup but the band is off, your sister size keeps the same cup volume with a different band — go down a band and up a cup, or up a band and down a cup. Example: a 34D and a 32DD hold the same cup volume.
Want your exact starting size in Prima Donna? Two measurements, two minutes — free, nothing stored.
Find your size in Prima Donna →Where to buy Prima Donna
We may earn a commission if you buy through this link, at no extra cost to you. It never changes which brands we recommend.
Prima Donna sizing FAQ
- Does Prima Donna run true to size?
- EU/UK sizing. Premium full bust. 150+ years. Luxury lace and support.
- What sizing system does Prima Donna use?
- Prima Donna is labelled in EU sizing, with cups from A to I. Use the conversion table above to read your size across US, UK, EU, FR, IT, AU, JP and IN.
- What is a 34D in Prima Donna in EU sizing?
- A US 34D converts to EU 75D. Band conversions are exact; cup fit still varies by brand, style, and body — a conversion is a starting point, not a guarantee.