Does Sézane run small?
Sézane runs small. Most shoppers size up from their usual size, especially in tops. Parisian, runs 1 size small with French sizing Check the category notes below for tops, bottoms, and outerwear specifically.
Sézane generally runs small.
Sézane uses French sizing which runs about 1 size smaller than US equivalents. Their garments are designed for a slim, Parisian silhouette.
Confidence: High, based on official size chart and shopper sentiment
Sizing overview
Most shoppers start one size up. Use the notes below to see where Sézane feels slimmer, roomier, or more consistent across categories.
Sézane runs small. French sizing runs small. Size up 1.
Plain-language cut notes and examples below show where pieces usually feel closer, roomier, or most predictable.
GENERAL BRAND GUIDANCE
This is a general brand-level sizing summary, not an exact product recommendation. For your specific size, paste a product link into the fit checker.
Sézane runs small. Parisian, runs 1 size small with French sizing
How to read Sézane sizing
Sizing tendency
Most shoppers start one size up.
Consistency
Medium variation across categories.
Best check
Start with the category note, then check whether the cut is meant to feel structured or relaxed.
Variability and caveats
When Sézane can feel different from the usual sizing tendency
Cut
Structured pieces usually feel smaller first, especially through the shoulders, waist, or hip.
Fabric stretch
Fabric stretch changes how strongly the sizing tendency shows up: more give softens it, less give makes it more obvious.
Styling
Styling details like intended silhouette, layering room, and line-specific fit can shift how the brand’s usual sizing direction feels.
Sézane Sizing by Category
French sizing runs small. Size up 1.
What to expect
Expect tops to feel closer than the label suggests, especially in more structured pieces.
Slim French cut. Size up 1 in jeans.
What to expect
Expect bottoms to feel closer than the label suggests, especially in more structured pieces.
Runs small through bust and waist. Size up 1.
What to expect
Expect dresses to feel closer than the label suggests, especially in more structured pieces.
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Common questions about Sézane sizing
Does Sézane run small?
Sézane runs small. Parisian, runs 1 size small with French sizing Most shoppers start one size up.
What size am I in Sézane if I wear a Medium?
If you wear a Medium in standard contemporary sizing, plan to try a Large at Sézane first, especially in structured or fitted pieces. Fit can vary across tops, bottoms, and dresses, so confirm against the specific category you are shopping.
Does Sézane fit differently by category?
Yes. Fit varies by category at Sézane, covering tops, bottoms, and dresses, since the same brand often cuts tops and dresses to different proportions.
Is Sézane's size chart accurate?
Sézane publishes an official size chart, and ThisFits cross-references it against real shopper fit reports. Sézane shows medium variation across categories, so the chart is a reliable starting point with adjustments based on cut.
What if I'm between sizes at Sézane?
Since Sézane tends to run small, sizing up usually means fewer returns when you are between sizes, especially for fitted tops and tailored bottoms.
How does Sézane sizing compare to other brands?
Sézane sizes similarly to Zara and COS, many customers prefer the next size up. Shoppers commonly compare Sézane against other contemporary labels in the same category to translate sizes between brands they already wear.
Can I return Sézane items if the size is wrong?
Sézane typically accepts returns on unworn items with tags within the window stated on the order page or receipt. Policies vary by retailer and third-party sellers may differ, so confirm before ordering.