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White
Red
Rose Red
Green
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Light Blue
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Purple
Wine Red
Regular price £120.00 Sale price £39.95 Save 67%
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Only 9 left in stock – Shipped by: 25th August
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UPDATE: Due to high demand during the Flash sale, only 9 units are still available.
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Timeless Elegance for Every Grand Occasion

Introducing the MARGAUX™ – Sleeveless Off-Shoulder Fitted Formal Gown, crafted for the woman who commands attention the moment she enters the room. With its refined off-shoulder silhouette and figure-skimming fit, this long formal dress is the ultimate expression of French-inspired sophistication — equally stunning at a black-tie gala, wedding reception, or an unforgettable evening out.


Why Choose MARGAUX™ – Sleeveless Off-Shoulder Fitted Formal Gown?

  • Off-Shoulder Silhouette – A graceful off-shoulder neckline frames the décolletage beautifully, lending an air of timeless, European elegance to every look.

  • Body-Skimming Fitted Cut – The sleek, tailored fit hugs your curves in all the right places, creating a long, lean silhouette that flatters every figure.

  • Floor-Length Drama – A full-length hemline adds undeniable sophistication and makes a bold, statement-worthy entrance at any formal occasion.

  • Rich Color Selection – Available in eleven stunning shades — from classic Black and White to bold Wine Red, Peacock Green, and Royal Purple — so you can find your perfect moment.


SPECIFICATIONS:

Style: Sleeveless off-shoulder fitted long formal dress
Fit: Fitted and figure-skimming
Occasion: Formal events, galas, wedding receptions, evening parties
Available Sizes: UK 8 (S) / UK 10 (M) / UK 12/14 (L) / UK 18 (2XL) / X L
Color Options: Black / White / Red / Rose Red / Green / Blue / Light Blue / Navy / Peacock Green / Purple / Wine Red

Once your payment is confirmed, we’ll begin processing your order right away.

Typically, it takes 1-3 business days to prepare and ship your order.

After your order is dispatched, you'll receive a confirmation email with a tracking number, allowing you to follow your package’s journey. You can also track your order anytime on the Track Your Order page.

Wrong size? Displeased? No problem! If for any reason you are not satisfied with the product, we offer a 30 day return policy.

We believe that fashion is a way to showcase your individuality and embrace your confidence.

That's why we're committed to helping you discover the perfect outfit that reflects your unique style and personality.

Our friendly customer service team is always ready to assist. Whether you need advice on sizing, outfit recommendations, or simply want to reach out, we're here to support you!

Feel free to get in touch anytime through our contact form or drop us an email at support@chelsea-boutique.co.uk

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Charlotte, Olivia, and 115k+ other people are wearing Romy Sinclair.
Summer Sale Bundles

Summer Sale
Bundles!

This Season, Shop More, Save More.

For a limited time, our Romy Sinclaire community gets exclusive access to Summer Bundle Deals on our most-loved pieces.

Whether you're treating a daughter, a sister, or yourself, today is the moment to secure the styles everyone has been asking about.

Buy 2 items → Extra 10% off

Buy 3 → Extra 15% off

Buy 4 → Extra 20% off

Buy 5+ → Extra 25% off

These bundles are summer-exclusive and live for today only — once this offer ends, it won't return. And as always with Romy Sinclaire… when a style sells out, it's gone for good.

Stock is limited. Today is the day.

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FREE DELIVERY
We offer free delivery that's fast, reliable, and handled with care, ensuring your order arrives safely and on time.
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CUSTOMER SERVICE
Our team is always here to assist you, every day of the week. No matter when you need help, we're just a message away!
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30 DAYS RETURN POLICY
After receiving your order, you have 30 days to decide whether to keep the product or start a return. Our team will guide you through each step of the process.