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4.7 / 5 out of 7000+

Sienna – Midi Suede Dress with High Neck & Long Sleeves

Regular price Sale price£49.95 GBP Save 50% £100.00 GBP
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50% OFF

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Ships by Sun 5 Jul
United Kingdom

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Cold weather doesn’t mean dull outfits!

Imagine slipping into a dress that keeps you stylish, warm, and effortlessly put-together in seconds. No compromise, no discomfort, just pure confidence woven into every inch. Now stop imagining. With Sienna, that effortless elegance becomes your everyday reality.

Second-skin comfort

The suede-like finish is velvety to the touch, soft against your skin, and made to move with you, so you can enjoy the luxury of comfort without sacrificing style. The moment you put it on, you feel held, not restricted.

Timeless silhouette

Designed to flatter your natural shape, the midi length and long sleeves create a sleek, elongating look while the high neck adds refinement. It’s the kind of dress you’ll reach for season after season because it simply never loses its charm.

Warm without the bulk

The fabric offers a gentle, cosy feel that keeps you comfortable on chilly autumn and winter days without needing heavy layers or thick knits. You stay sleek, stylish and warm, effortlessly.

From desk to dinner

Styled with boots for daytime or heels and a clutch for evening, Sienna transitions with you. One dress, endless outfits. It works wherever you need to feel polished and confident.

Effortlessly elegant

Slip it on and you instantly look considered, composed and refined. This is fashion made easy, no overthinking, no fuss, just a dress that does the work for you.

A dress that feels as beautiful as it looks. Sienna is for the woman who loves simplicity with sophistication, who wants to feel warm, confident and stunning every day without trying too hard. Where minimal meets modern, this dress becomes your signature.

All our UK orders are shipped via Royal Mail and include Track & Trace, so you can easily follow your shipment.

We offer free shipping on all orders, ensuring your package arrives at no extra cost.


At Arthur & Margaret London, we offer a 30-day money-back guarantee
for a worry-free shopping experience. If you are not completely
satisfied with your purchase, you can return it.


At Arthur & Margaret London, customer satisfaction is our priority.
Our customer service team is always here to help and ready to assist you
with any questions or concerns.

Edith P. and 7.0k+ other women love Arthur & Margaret London

Loved by women across the UK

★★★★★

Just received my order from Arthur & Margaret London and I'm so pleased! The dress is even more beautiful in person, with lovely quality and a perfect fit. It arrived quickly and was beautifully packaged. I can't wait to wear it and will definitely be ordering again.

Amelia T.
London – 12 hours ago
★★★★

Really happy with my purchase

from Arthur & Margaret London 🤍 Beautiful quality, lovely details, and such an easy shopping experience. Definitely coming back!

Charlotte B.
Manchester – 1 day ago
★★★★

So happy with this dress 🤍

Comfortable, flattering and exactly the effortless style I was looking for. Love how easy it is to wear — definitely a new favourite.

Hannah C.
Birmingham – 2 days ago
★★★★★

Very happy with my purchase from Arthur & Margaret London. The quality is excellent, the fit is perfect, and everything feels beautifully made. The whole experience, from ordering to delivery, was smooth and professional. I’ll definitely be shopping here again.

Eleanor P.
Leeds – 3 days ago
★★★★★

This dress is exactly what I was looking for. It's flattering, comfortable, and so easy to wear. The quality is lovely, and I felt great in it from the moment I put it on. I've already had compliments and will definitely be ordering from Arthur & Margaret London again.

Jessica T.
Liverpool – 5 days ago

Summer Sale

we're offering exclusive savings across our collection.

This is your chance to shop some of our most-loved styles at special seasonal prices before we introduce new arrivals.

Thank you for your continued support – it truly means a lot to us

Buy 2 items – Save 10%

Buy 3 items – Save 15%

Buy 4 items – Save 20%

Why Women Choose Us

At Arthur & Margaret London, we believe fashion should be elegant, comfortable, and effortless. That's why we carefully create timeless pieces designed to make women feel confident every day.

Whether you're a loyal customer or discovering our brand for the first time, we invite you to explore our collection and experience the quality, craftsmanship, and attention to detail that define every piece.

Thank you for being part of our journey.

30-DAY MONEY-BACK GUARANTEE

We offer a 30-day return period. Feel free to return any item within 30 days if you are not completely satisfied.

FREE DELIVERY

We offer free shipping incl. Track & Trace to the United Kingdom!

SECURE PAYMENT

Your payment information is processed securely. We accept Apple Pay, Google Pay, Mastercard, Shop Pay, and Visa.

FAQs

Once your order is confirmed, you will receive an email with your order number. To track your order!

You can return items within 30 calendar days of receiving them.

  • Return shipping costs are the buyer’s responsibility.
  • Approved refunds will be issued to your original payment method.

If you experience any issues or have questions, visit our Contact Page to connect with our support team. We’re here to assist you promptly!

Sienna – Midi Suede Dress with High Neck & Long Sleeves