Sexy Mermaid Square Neck Black Sequin Long Prom Dresses Party Dress 20th Birthday Outfits Graduation Dresses simple gentle atmospheric and unique desi Bring summer colors to enhance whiteness

-36%
$195.99
$303.95
Size: US 2 / UK 6 / EU 32
US 2 / UK 6 / EU 32

Turn heads in this mermaid prom dress with a square neckline and black sequin fabric. The silhouette hugs at the bodice and hips and channels into a dramatic mermaid flare, creating a sculpted profile that flatters many body types. The allover sequin surface catches light from every angle, elevating your presence in evening lighting.

Designed for those who want a dress that's bold without being flashy, this floor-length gown blends timeless elegance with contemporary edge—perfect for proms, graduations, milestone birthdays, and formal celebrations. Its simple, refined design feels atmospheric and unique, making it a versatile choice for multiple formal occasions.

  • Mermaid silhouette that hugs the figure and flares at the hem
  • Square neckline for a modern, sophisticated look
  • Allover black sequin fabric with radiant sparkle
  • Floor-length gown with a graceful, draped fall
  • Ideal for proms, graduations, milestone birthdays, and other formal events

Whether you’re aiming for classic glamour or a standout party look, this dress delivers. Ready to elevate your formal moment? Add to cart and step into the spotlight.

All dresses are made-to-order, and our tailors craft each dress individually.

♦ Total Delivery Time = Production Time + Shipping Time

Production Time: 3-7 business days

Shipping Time: 8–12 days

Due to peak season, order volume may increase and processing times may be longer. Please place your order in advance.

Shipping fees and delivery times may vary by country.

If there are major holidays, delivery times may be delayed. If your order is urgent, please contact us.

Simply return it within 7 days for an exchange.

Items must be kept with original tags attached.

Custom colors and custom sizes are non-returnable.
More can be viewed Shipping PolicyandRefund Policy

We have partnered with a number of reputable shipping companies to deliver orders worldwide, including DHL, UPS, FedEx, and SF Express.

Once your order has been dispatched, we will send you tracking information so you can follow your shipment.

Please provide a valid email address and check your inbox after purchase for important order updates. Once your order is placed, we may contact you by email to confirm your details.

P.O. Box addresses are not accepted. Please provide a physical shipping address.

Please make sure your shipping information is complete and accurate, including:

  • Full Name
  • Street Address
  • City / State / Province
  • ZIP / Postal Code
  • Phone Number

If the shipping information is incorrect or incomplete, delivery delays or failed delivery may occur.

If you need to update your address after placing the order, please contact our customer service team as soon as possible.

If you are unable to locate your order, please contact us via email:yihuiw-@outlook.com.

Care & Storage

  • Hang and store the dress in a shaded, dry place
  • Use inner hanger straps (if available) to help maintain shape

Cleaning & Ironing

  • Dry clean recommended
  • Hand wash gently
  • Do not machine wash
  • Wash separately
  • Low-temperature ironing only
  • Steam ironing allowed

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