Mac Duggal 20389 One-Shoulder Beaded Gown Prom Gown | Marlas Fashions Skip to content
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Mac Duggal 20389 One-Shoulder Feather-Trim Beaded A-Line Gown

Sale price $1,373 CAD
4 Payments of $343.25 CAD with Sezzle
Buy now, pay later.
4.7 · 3,900+ Google reviews
Color:Black
Size:
Color: Black
Sizes:

Sold out in your size? Tap the crossed-out size to get notified.

Standard: arrives in 7 to 12 days Express: arrives in 4 to 6 days
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Style it with

Stick-on bra

Stick-on bra

Invisible support for strapless & backless

$20 CAD

Double-sided tape

Double-sided tape

Keeps necklines in place all night

$20 CAD

Garment bag

Garment bag

Our signature pink bag. Arrives clean and protected

$10 CAD

Description

About the Dress: Mac Duggal 20389

Mac Duggal 20389 is a fully beaded one-shoulder A-line gown with feather trim along the single shoulder strap. The silhouette flows from a fitted sequined bodice into a sweeping A-line skirt that finishes with a modest train. Every surface — from the bodice to the hem — is covered in sequin, beading, and glittering embellishment, giving Mac Duggal 20389 the kind of presence that reads across a ballroom. Available in champagne beige and black.

Fit & Silhouette

Mac Duggal 20389 is cut in a classic A-line silhouette. The bodice fits close through the bust and waist, then releases into a full, flowing skirt that moves easily as you walk. The one-shoulder construction keeps the fit structured on the left side while leaving the right shoulder and much of the upper back bare. The A-line skirt has enough volume to be comfortable all evening and to hide any undergarment lines. The train adds a formal length at the back without making movement difficult. This gown runs true to Mac Duggal's standard sizing — take your measurements before ordering and compare to the size chart, paying particular attention to the bust and waist since the fitted bodice has no lace-up adjustment.

Fabric & Detail

The base of Mac Duggal 20389 is tulle, layered to give the skirt its body and light. Sequin and beading are applied across the entire surface of the gown — top to bottom — so the dress catches light from every angle. The feather trim sits along the single shoulder strap, adding softness and movement at the neckline. The modest train is finished in the same fully beaded fabric. There are no visible boning channels in the bodice; structure comes from the fitted construction itself.

Key Features

  • One-shoulder neckline with feather-trimmed strap
  • A-line silhouette with a modest train
  • Fully beaded surface — sequin and beading top to bottom
  • Tulle base fabric with all-over sparkle overlay
  • Open back from the one-shoulder construction
  • Sleeveless; no boning
  • Available in champagne beige and black

Style & Occasion

Mac Duggal 20389 is built for events where a dramatic, fully embellished gown is exactly the right call — prom, pageant competitions, galas, black-tie affairs, and formal evening events. The one-shoulder feather strap and all-over sequin make this a standout entrance piece rather than a background dress. For accessories, keep jewelry minimal: a simple drop earring or small stud is enough when the gown is doing this much work. Strappy heeled sandals in metallic or nude finish complement both the champagne beige and black colorways. A small clutch in a matching metallic finishes the look cleanly. Marlas Fashions is an authorized Mac Duggal retailer with over 40 years of experience — every gown is inspected before it ships.

Size & fit
  • Flowy (ballgown). Bust and waist matter most; the skirt has room for hips.
  • Length: Long
  • Neckline: One-Shoulder
  • Details: Beaded, Feathers, Open Back, Train
  • Between sizes? Text a stylist and we'll help you choose.
Shipping
  • Arrives in 7–12 business days, or 4–6 with Express (+$35).
  • Free shipping over $250 to Canada and the USA.
  • Text updates as your order ships.
Full shipping details

Your Dress — Delivered in Days, Not Weeks.

We know timing matters — especially for prom, weddings, quinceañeras, and special events.

  • Receive your dress within 7–12 business days, depending on designer availability.
  • You’ll receive text updates as your order moves from processing to shipping.
  • Once shipped, delivery typically takes 2–5 business days within North America.

Need it sooner?

We offer rush options where you can receive your dress within 4–6 business days. Text us at +1 416-536-2956 before ordering and we’ll confirm the fastest possible delivery date.

We are an authorized retailer of top designers, which means your dress ships brand new and directly from the designer or our showroom — never used, never rented.

Have an event date? Add it in your order notes so we can prioritize accordingly.

We proudly ship across Canada, the United States, and Internationally, with in-store pickup available at our Toronto showroom.

Returns
  • Tell us within 5 days of delivery.
  • 100% store credit, a one-time exchange, or a refund (30% restocking fee).
  • Online purchases only; in-store purchases are final.
Full return policy

WE ACCEPT RETURNS!

For Online Purchases Only. All in-store purchases are FINAL.

We hope you LOVE your dress — but if you're not completely satisfied with your online purchase, you may request:

  • 100% Store Credit (no expiration).
  • A one-time exchange, OR
  • A return with a 30% restocking fee, OR

You must notify us of a return within 5 days of delivery (including weekends and holidays — we are open 7 days a week).

We have no control and accept no responsibility for the sizing selected. Please carefully review the size chart before ordering. If you need assistance with sizing, we’re happy to help — text us at +1 416-536-2956.

ORDER CHANGES & CANCELLATIONS

Once your order is placed, you have 5 hours to request a change to the color, size, or style.

If an item becomes unavailable, we will offer alternatives or provide the option of a full refund for that item.

Please see our Returns & Exchanges page for full details.

Why buy from Marlas

Authorized retailerEvery dress authentic, direct from the designer
Toronto flagship10,000 sq ft showroom, 100,000+ clients styled
15,700+ online ordersShipped to 59 countries
Real stylistsText, WhatsApp or chat. Replies in about 10 min
Mac Duggal 20389 black front view one-shoulder feather-adorned fully beaded A-line gown, tulle and sequin, formal prom gown
Mac Duggal 20389 One-Shoulder Feather-Trim Beaded A-Line Gown with Sweep Train Sale price $1,373 CAD
Size :
2
Color :
Black
Size :
2
Color :
Black
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