Catwalker / The edit
Compare the outline, then check labelled dimensions.
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Before you choose
Match the same labelled measurement on both pairs. A title may omit other dimensions.
Styling note
Etro
Compare the rectangle with your frames. Check what the retailer means by 58mm.
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Victoria Beckham
Compare the outline in both photos. Match 54mm only to the same labelled dimension.
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Givenchy
Compare the square with your usual frames. Check the retailer's dimensions before sizing.
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Saint Laurent
Try a square beside a rectangle. Verify which dimension the listed 56mm describes.
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The Attico
Compare Charlotte's photo with your frames. Find the labelled dimensions before sizing.
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Ferragamo
Compare the cat-eye shape from the front. Check the retailer's size information.
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Valentino Garavani
Match 59mm to the same labelled dimension on your pair. Check the other dimensions too.
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Balenciaga
Compare a round frame with an angular pair. Confirm the measurements of each.
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Make it yours
Compare matching dimension labels. Ask the retailer about missing sizes.
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