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Timeless Glamour with a Daring Backless Design
Turn heads at your prom with this stunning royal blue mermaid dress featuring a daring backless design and elegant long V-neckline. This show-stopping gown combines classic sophistication with modern allure, creating an unforgettable silhouette that celebrates your confidence and style.
Crafted from luxurious charmeuse satin, this dress glides beautifully over your curves before flaring into a dramatic mermaid skirt. The deep V-neckline elongates your figure, while the backless design adds a touch of sultry elegance. The rich royal blue hue radiates regal sophistication, ensuring you'll be the star of any formal event.



This versatile royal blue mermaid dress is perfect for prom, formal galas, evening weddings, black-tie events, military balls, pageants, and special celebrations. Suitable for spring, summer, fall, and winter events. Ideal for ballrooms, garden venues, outdoor ceremonies, and elegant halls.


Love the style but want a different color? We offer this stunning mermaid dress in over 30 custom colors! From classic black and elegant burgundy to soft blush and vibrant emerald, we can create your dream dress in the perfect shade.
How to Order: Simply leave a note in the special instructions with your desired color name, and we'll create your custom gown.

This dress is designed to fit all body shapes beautifully. We offer both standard sizes and custom sizing to ensure your dress fits like it was made just for you—because it can be!
For Custom Sizing: Please provide your bust, waist, hips, and barefoot height measurements in the order remarks. Our expert tailors will create a dress tailored specifically to your proportions for the most flattering fit possible.
At Bridelily, we believe every woman deserves to feel confident, beautiful, and unforgettable at her special events. Our prom dresses combine timeless elegance with modern design, using premium fabrics and meticulous craftsmanship. With custom sizing, 30+ color options, and attention to every detail, we ensure you'll look and feel absolutely stunning on your big night.
Have questions about sizing, colors, customization, or shipping?
Our prom dress specialists are here to help you create your dream look.
Contact us today to make this stunning royal blue backless mermaid dress yours!
Total Delivery Time = Processing/Tailoring Time + Shipping Time
Processing Your Order
Depending on your ordered item, the processing/tailoring time will differ slightly.
Shipping Information
Shipping time differs for different places.
Please refer to the table below for the shipping method options, timings, and estimated shipping cost. up $99 free Shipping.
Shipping Method
United states,Australia,Canda,Germany,United Kingdom,France,New Zealand,Ireland,Spain:
Standard Shipping: 10-15 Days
Fast Shipping: 7-14 Days
All Other Countries:
Standard Shipping: 15-20 Days
Fast Shipping: 10-15 Days
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Returns & Refunds is a guarantee provided by bridelily.com for every product. Returns are accepted if the product is not as described; the buyer pays the return shipping fee or keeps the product & agrees to a refund with the seller. View Details