Mermaid Prom Dresses

Mermaid Prom Dresses by Amarra

Fitted to the knee with a dramatic flare, mermaid prom dresses are the go-to for a sculpted, red-carpet look. Our mermaid prom dresses come in sizes 000 to 24, with top colors like red, black and white, and every order ships free with no minimum.

Why Choose a Mermaid Prom Dress?

Fit tip — Stretch fabrics and sequins move best; size to your hips and have the bust tailored if needed.
Top colors — red, black and white.
Versatile — right for prom, pageants, galas and black-tie weddings.

Popular Colors

Shoppers are loving red, black and white this season. Browse by color: Red, Black, Blue, Pink, Purple, Green.

Sizes, Prices & Shipping

Mermaid Prom Dresses at Pretty Moment come in sizes 000 to 24, depending on the style, and are priced from $598, with most styles around $650. Every designer fits a little differently, so check the size chart on each product page — or try our body shape calculator.

Every order ships free with no minimum. In-stock dresses ship within 1–3 business days; styles marked "Due to Ship" ship by the date shown on the product page. Shipping details · Returns & exchanges.

Mermaid Prom Dresses FAQs

Is a mermaid prom dress right for me?

If you love the look, yes. Stretch fabrics and sequins move best; size to your hips and have the bust tailored if needed. Our body shape calculator can help you narrow it down.

What sizes do your mermaid prom dresses come in?

Sizes 000 to 24, depending on the style. Available sizes and the designer's size chart are on each product page.

Is shipping free?

Yes — every order ships free, with no minimum purchase.

Can I return my dress?

In-stock dresses can be returned within 5 days of delivery, unworn with tags attached, for a $14.95 return fee that covers your prepaid label. Special orders carry a 20% restocking or cancellation fee, and Final Sale items can't be returned. See Returns & Exchanges.