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Navy Mermaid/trumpet Dresses

For prom, homecoming, cocktail party, bridesmaid and wedding guest, Promfy's navy mermaid formal dresses and navy blue trumpet party gowns for sale now!

42 items
sexy navy blue off the shoulder slit prom dance gown
Sexy Navy Blue Off-the-shoulder Slit Prom Dance Gown
(1 review)
$179 $161.1
Sparkly Dark Navy Sequin V neck Mermaid Prom Dress
Sparkly Dark Navy Sequin V-neck Mermaid Prom Dress
$225 $202.5
dark navy velvet with lace appliqued off the shoulder mermaid prom gown
Dark Navy Velvet Lace Appliqued Mermaid Prom Gown
$215 $193.5
Maria Menounos midnight blue strapless sweetheart mermaid celebrity formal dress
Midnight Blue Strapless Mermaid Long Formal Dress
$179 $161.1
navy blue and siver ombre sequin long formal dress
Navy Blue and Siver Ombre Sequin Long Formal Dress
$225 $202.5
navy blue sequin and feather satin long prom dress
Navy Blue Sequin and Feather Satin Long Prom Dress
$345 $310.5
halter neck beaded lace navy blue spandex prom gown
Halter Neck Beaded Lace Navy Blue Spandex Prom Gown
$245 $220.5
Dark navy lace and spandex elegant off the shoulder mermaid dress
Dark Navy Lace & Spandex Long Wedding Guest Dress
$179 $161.1
Orange spandex with navy sequin lace and feather mermaid prom dress
Orange Spandex with Navy Feather Mermaid Prom Dress
$315 $283.5
navy blue lace and spandex one shoulder slim mermaid formal prom dress
Navy Blue Lace One Shoulder Mermaid Long Prom Dress
$179 $161.1
Navy Sequin V Neck Spaghetti Straps Slit Prom Dress
Navy Sequin V Neck Spaghetti Straps Slit Prom Dress
$179 $161.1
Sparkly navy blue sequin low back off the shoulder long sleeve prom dress
Navy Blue Sequin Low Back Long Sleeve Prom Dress
(1 review)
$189 $170.1
Beaded navy strapless slim fit mermaid floor length prom formal dress
Beaded Navy Strapless Mermaid Prom Formal Dress
$235 $211.5
shiny black beaded lace half sleeve trumpet formal gown
Shiny Black Beaded Lace Half Sleeve Mermaid Formal Gown
$268 $241.2
Navy Blue Sequin Long Sleeve Mermaid Dvening Dress
Navy Blue Sequin Long Sleeve Mermaid Dvening Dress
$245 $220.5
Beaded lace appliqued modest navy spandex strapless mermaid long formal dress
Beaded Lace Appliqued Navy Strapless Mermaid Dress
$225 $202.5
glittering navy blue v neck wide strap mermaid prom gown
Glittering Navy Blue V-neck Wide Strap Mermaid Prom Gown
$245 $220.5
Uniquely navy blue spandex and gold lace mermaid long train prom dress
Mermaid Navy Blue Spandex and Gold Lace Prom Dress
$285 $256.5
Selena Gomez navy blue sequin V neck open back mermaid celebrity prom dress
Navy Blue Sequin Open Back Mermaid Long Prom Dress
$189 $170.1
Sparkly navy sequin body hugging mermaid long pageant prom gown
Sparkly Navy Sequin Mermaid Pageant Prom Gown
$215 $193.5
beaded lace navy spandex off shoulder prom dress
Beaded Lace Navy Spandex Off-shoulder Prom Dress
$189 $170.1
navy blue lace organza drop waist flanged prom gown
Navy Blue Lace Organza Drop Waist Flanged Prom Gown
$275 $247.5
Elegant navy blue scalloped off the shoulder mermaid long bridesmaid dresses
Navy Blue Scalloped Off-the-shoulder Long Dresses
$179 $161.1
unique navy to gold sequin ombre fitted prom dress
Unique Navy to Gold Sequin Ombre Fitted Prom Dress
$225 $202.5
beaded navy blue satin tulle mermaid prom dress
Beaded Navy Blue Satin & Tulle Mermaid Prom Dress
$395 $355.5
Navy blue spandex sweetheart spaghetti strap mermaid bridesmaid dresses
Navy Blue Sweetheart Mermaid Long Bridesmaid Dress
$169 $152.1
Sparkly dark navy sequin long sleeve mermaid prom gown with court train
Dark Navy Sequin Long Sleeve Mermaid Prom Gown
$225 $202.5
Beaded Sheer cape Dark Navy mermaid Evening Dress
Beaded Sheer Cape Dark Navy Mermaid Evening Dress
$199 $179.1
Sparkly dark navy patterned sequin plunging neckline halter prom gown
Sparkly Dark Navy Sequin Plunging Halter Prom Gown
$215 $193.5
Gorgeous navy blue sequin and spandex strapless mermaid long prom dress
Navy Blue Sequin & Spandex Mermaid Long Prom Dress
$185 $166.5
elegant navy blue jersey long sleeve plunging neckline mermaid formal dress
Navy Blue Jersey Long Sleeve Mermaid Formal Dress
$199 $179.1
Vintage navy blue lace long sleeve mermaid long train formal dress
Navy Blue Lace Long Sleeve Mermaid Formal Dress
$235 $211.5
Elegant midnight navy boat neckline open back floor length mermaid formal dress
Midnight Navy Boat Neckline Open Back Mermaid Dress
$189 $170.1
Gorgeous beading dark navy trumpet dropped waist formal gown
Beading Dark Navy Trumpet Dropped Waist Formal Gown
$520 $468
Navy Sequin Jagged Lace Sheer Tulle Long Prom Dress
Navy Sequin Jagged Lace Sheer Tulle Long Prom Dress
$285 $256.5
off shoulder navy blue fishtail skirt prom dress
Off-shoulder Navy Blue Fishtail Skirt Prom Dress
$169 $152.1
Step into 2026 in one of these charming navy mermaid / trumpet special occasion dresses. This trendy style comes in many designs that will help bring out your personality, and __SIT__ helps narrow down your choice. No matter what the case may be, navy blue mermaid formal dresses & navy trumpet ball dresses will take everyone’s breath away and even some have trains to give a dramatic exit.

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