You're shopping from the United States

It looks like you're in [country]. Click confirm to shop on our store which serves your region

Tap below to shop in USD

All clothing sizes are in US
All prices are in $ USD
Local returns/exchanges
Express and Overnight shipping options
Free shipping available for orders over $160

You are being redirected to our US website

Long Sleeve Sweetheart Neckline Mini Dress in Black

Pinch to zoom

Demelza

Long Sleeve Sweetheart Neckline Mini Dress in Black

Name: Long Sleeve Sweetheart Neckline Mini Dress in Black
Brand: Oh Polly
Price: 71.95 GBP
Availability: InStock
Rating: 4.9 (36 reviews)

€71,95

4.9

Rated 4.9 out of 5 stars

Colour: Black

Black Fire Red

UK Size:4

Rona is 5'8" and wears a UK size 8

Get it on Tuesday 29th April if you order within 14 Hours 32 Minutes

Get 4 interest-free payments of €17,98 with Clearpay...
Learn More

Get 3 interest-free payments of €23,98 with Klarna...
Learn More

Sultry moments call for the seductive Demelza mini dress. Cut from our premium jersey – the slinky fabric hugs your curves for a supportive and flattering fit – Demelza showcases a sexy low back, close-cut sleeves, ruche detailing and statement heart-shaped metal hardware. Demelza is perfect for the season of love.

Sweetheart neckline
Full-length sleeves
Adjustable back strap with metal hardware detailing
Bodycon fit
Pull-on design
Mini length, side seam approx. 59.5 cms based on a UK size 8
Product code: 8058

We do our best to ensure that our photos are as true to colour as possible. However, due to inconsistencies in monitors, digital photography and production variations, we cannot guarantee that the colour you see on your screen accurately portrays the true colour of the product.

Service	Order By	Delivery Time	Cost
EVRi Economy	23:00 (Sun-Fri)	Up To 4 Days	£3.99
EVRi Next Day	23:00 (Sun-Fri)	Next Day Before 8pm	£5.99 / free over £120
DPD Next Day	22:00 (Sun-Fri)	Next Working Day Before 6pm	£6.99
DPD Next Day Click & Collect	22:00 (Sun-Fri)	Next Day	£3.99
DPD Next Day Pre 12pm	22:00 (Mon-Fri)	Next Working Day Before 12pm	£7.99
Unlimited Yearly Next Day (EVRi)	23:00 (Sun-Fri)	Next Day Before 8pm	£9.99/ Min spend £40

Service	Order by	Delivery Time	Cost
AU Post Standard	20:00 (Sun-Fri)	5-7 Working Days	From $13
DHL Express	13:30 (Sun-Fri)	2-4 Working Days	From $28
Team Global Express	12:00 (Sun-Fri)	Up to 4 Working Days	from $20

Service	Order by	Delivery Time	Cost
Canada Post Standard	16:00 (Sun-Fri)	6-10 Working Days	From $12
UPS Express	15:00 (Sun-Fri)	1-3 Working Days	From $24

Service	Order by	Delivery Time	Cost
Evri International Standard	23:00 (Sun-Fri)	Up To 8 Working Days	From £9
DHL Express	13:30 (Sun-Fri)	1-2 Working Days	From £28

Service	Order by	Delivery Time	Cost
Colis Prive Standard	23:00 (Sun-Fri)	3-8 Working Days	From £7
FedEx Standard	16:00 (Sun-Fri)	2-6 Working Days	From £5 / Free over £120
UPS Express	15:00 (Sun-Fri)	1-2 Working Days	From £12

Service	Order by	Delivery Time	Cost
Evri International Standard	23:00 (Sun-Fri)	Up to 6 Working Days	From £9
FedEx Express	12:00 (Sun-Fri)	Up to 3 Working Days	From £13

Service	Order by	Delivery Time	Cost
FedEx Standard	12:00 (Sun-Fri)	Up To 4 Working Days	Free over £120 spend
Hermes Germany Standard	23:00 (Sun-Fri)	2-4 Working Days	£6.50
UPS Express	15:00 (Sun-Fri)	1-2 Working Days	From £14
FedEx Express	12:00 (Sun-Fri)	2-3 Working Days	From £11

Service	Order by	Delivery Time	Cost
FedEx Standard	12:00 (Sun-Fri)	Within 10 Working Days	From £5
UPS Express	15:00 (Sun-Fri)	1-2 Working Days	From £13

Service	Order by	Delivery Time	Cost
Evri Economy	23:00 (Sun-Fri)	2-4 Working Days	£6
Fedex Standard	12:00 (Sun-Fri)	3-5 Working Days	£8

Service	Order by	Delivery Time	Cost
Fedex Standard	16:00 (Sun-Fri)	Up to 6 Working Days	Free over £120
Evri Standard (by GLS IT)	23:00 (Sun-Fri)	Up to 7 Working Days	From £6
UPS Express	15:00 (Sun-Fri)	1-2 Working Days	From £13

Service	Order by	Delivery Time	Cost
Evri International (by Post NL)	23:00 (Sun-Fri)	Up to 3 Working Days	From £5.50
DHL Express	13:30 (Sun-Fri)	1-2 Working Days	From £11

Service	Order by	Delivery Time	Cost
Evri Standard Delivery	22:30 (Sun-Fri)	2-4 Working Days	From £3.99

Service	Order by	Delivery Time	Cost
Post NL Standard	20:00 (Sun-Fri)	Within 8 Working Days	From £7
FedEx Express	12:00 (Sun-Fri)	Within 2 Working Days	From £22
DHL Express	13:30 (Sun-Fri)	Within 2 Working Days	From £30

Service	Order by	Delivery Time	Cost
DHL Express	13:30 (Sun-Fri)	1-2 Working Days	From £12
FedEx Express	12:00 (Sun-Fri)	1-2 Working Days	From £11

STANDARD DELIVERY
Location	Delivery Time	Cost
Bulgaria, Cyprus, Czechia, Estonia, Finland, Hungary, Latvia, Lithuania, Malta, Romania, Slovakia, Slovenia, Andorra, San Marino, Vatican City.	7-8 Working Days	From £8.00
Rest Of Europe	7-8 Working Days	From £10.00
Express Options Also Available At Checkout

Service	Order by	Delivery Time	Cost
Standard FedEx	12:00 (Sun-Fri)	5-6 Working Days	From £12.00
DHL Express	13:30 (Sun-Fri)	1-2 Working Days	From £22.00

Please kindly note that London Heathrow Airport has been closed today (21st March 2025) due to a power outage and so international orders may be delayed due to this. Please allow an extra 3 days on top of our delivery dates to reflect this. Apologies for any inconvenience caused.

Service	Order by	Delivery Time	Cost
Evri International (by Correos)	23:00 (Sun-Fri)	Up to 6 Working Days	From £5
UPS Express	15:00 (Sun-Fri)	1-2 Working Days	From £13

Service	Order by	Delivery Time	Cost
Bring Standard	20:00 (Sun-Fri)	Within 6 Working Days	From £6
UPS Express	15:00 (Sun-Fri)	2-3 Working Days	From £13

Service	Order by	Delivery Time	Cost
Post NL Standard	20:00 (Sun-Fri)	Within 8 Working Days	From £7
DHL Express	13:30 (Sun-Fri)	Within 2 Working Days	From £25

SHOPPING IN THE U.S.?

Shop on our dedicated U.S. Website

Sweetheart neckline
Full-length sleeves
Adjustable back strap with metal hardware detailing
Bodycon fit
Pull-on design
Mini length, side seam approx. 59.5 cms based on a UK size 8
Product code: 8058

Compressive slinky jersey fabric (95% Polyester, 5% Elastane) that's soft and stretchy. Fully lined. Due to the nature of this fabric, take care to avoid snagging.

Model Measurements: Height 5'9", Bust 32", Waist 25.5", Hips 41” and Rona wears a UK size 8.

We recommend styling with the Oh Polly Intimates collection.

Service	Order By	Delivery Time	Cost
EVRi Economy	23:00 (Sun-Fri)	Up To 4 Days	£3.99
EVRi Next Day	23:00 (Sun-Fri)	Next Day Before 8pm	£5.99 / free over £120
DPD Next Day	22:00 (Sun-Fri)	Next Working Day Before 6pm	£6.99
DPD Next Day Click & Collect	22:00 (Sun-Fri)	Next Day	£3.99
DPD Next Day Pre 12pm	22:00 (Mon-Fri)	Next Working Day Before 12pm	£7.99
Unlimited Yearly Next Day (EVRi)	23:00 (Sun-Fri)	Next Day Before 8pm	£9.99/ Min spend £40

Service	Order by	Delivery Time	Cost
AU Post Standard	20:00 (Sun-Fri)	5-7 Working Days	From $13
DHL Express	13:30 (Sun-Fri)	2-4 Working Days	From $28
Team Global Express	12:00 (Sun-Fri)	Up to 4 Working Days	from $20

Service	Order by	Delivery Time	Cost
Canada Post Standard	16:00 (Sun-Fri)	6-10 Working Days	From $12
UPS Express	15:00 (Sun-Fri)	1-3 Working Days	From $24

Service	Order by	Delivery Time	Cost
Evri International Standard	23:00 (Sun-Fri)	Up To 8 Working Days	From £9
DHL Express	13:30 (Sun-Fri)	1-2 Working Days	From £28

Service	Order by	Delivery Time	Cost
Colis Prive Standard	23:00 (Sun-Fri)	3-8 Working Days	From £7
FedEx Standard	16:00 (Sun-Fri)	2-6 Working Days	From £5 / Free over £120
UPS Express	15:00 (Sun-Fri)	1-2 Working Days	From £12

Service	Order by	Delivery Time	Cost
Evri International Standard	23:00 (Sun-Fri)	Up to 6 Working Days	From £9
FedEx Express	12:00 (Sun-Fri)	Up to 3 Working Days	From £13

Service	Order by	Delivery Time	Cost
FedEx Standard	12:00 (Sun-Fri)	Up To 4 Working Days	Free over £120 spend
Hermes Germany Standard	23:00 (Sun-Fri)	2-4 Working Days	£6.50
UPS Express	15:00 (Sun-Fri)	1-2 Working Days	From £14
FedEx Express	12:00 (Sun-Fri)	2-3 Working Days	From £11

Service	Order by	Delivery Time	Cost
FedEx Standard	12:00 (Sun-Fri)	Within 10 Working Days	From £5
UPS Express	15:00 (Sun-Fri)	1-2 Working Days	From £13

Service	Order by	Delivery Time	Cost
Evri Economy	23:00 (Sun-Fri)	2-4 Working Days	£6
Fedex Standard	12:00 (Sun-Fri)	3-5 Working Days	£8

Service	Order by	Delivery Time	Cost
Fedex Standard	16:00 (Sun-Fri)	Up to 6 Working Days	Free over £120
Evri Standard (by GLS IT)	23:00 (Sun-Fri)	Up to 7 Working Days	From £6
UPS Express	15:00 (Sun-Fri)	1-2 Working Days	From £13

Service	Order by	Delivery Time	Cost
Evri International (by Post NL)	23:00 (Sun-Fri)	Up to 3 Working Days	From £5.50
DHL Express	13:30 (Sun-Fri)	1-2 Working Days	From £11

Service	Order by	Delivery Time	Cost
Evri Standard Delivery	22:30 (Sun-Fri)	2-4 Working Days	From £3.99

Service	Order by	Delivery Time	Cost
Post NL Standard	20:00 (Sun-Fri)	Within 8 Working Days	From £7
FedEx Express	12:00 (Sun-Fri)	Within 2 Working Days	From £22
DHL Express	13:30 (Sun-Fri)	Within 2 Working Days	From £30

Service	Order by	Delivery Time	Cost
DHL Express	13:30 (Sun-Fri)	1-2 Working Days	From £12
FedEx Express	12:00 (Sun-Fri)	1-2 Working Days	From £11

STANDARD DELIVERY
Location	Delivery Time	Cost
Bulgaria, Cyprus, Czechia, Estonia, Finland, Hungary, Latvia, Lithuania, Malta, Romania, Slovakia, Slovenia, Andorra, San Marino, Vatican City.	7-8 Working Days	From £8.00
Rest Of Europe	7-8 Working Days	From £10.00
Express Options Also Available At Checkout

Service	Order by	Delivery Time	Cost
Standard FedEx	12:00 (Sun-Fri)	5-6 Working Days	From £12.00
DHL Express	13:30 (Sun-Fri)	1-2 Working Days	From £22.00

Service	Order by	Delivery Time	Cost
Evri International (by Correos)	23:00 (Sun-Fri)	Up to 6 Working Days	From £5
UPS Express	15:00 (Sun-Fri)	1-2 Working Days	From £13

Service	Order by	Delivery Time	Cost
Bring Standard	20:00 (Sun-Fri)	Within 6 Working Days	From £6
UPS Express	15:00 (Sun-Fri)	2-3 Working Days	From £13

Service	Order by	Delivery Time	Cost
Post NL Standard	20:00 (Sun-Fri)	Within 8 Working Days	From £7
DHL Express	13:30 (Sun-Fri)	Within 2 Working Days	From £25

SHOPPING IN THE U.S.?

Shop on our dedicated U.S. Website

4.9

Rated 4.9 out of 5 stars

Based on 36 reviews

Reviews Summary

Customers say this dress hugs the body beautifully with its form-fitting design. Some note the arms run tight and the length is short, especially for taller wearers. Many reviews mention the flattering back design as a standout feature. The fabric receives praise for being soft and stretchy, while offering good coverage. Frequent comments address how the dress accentuates curves and creates a polished look. While some find the bust area less supportive, most appreciate the overall fit. Common feedback includes the dress's versatility for special occasions.

Overall FitRated -0.1 on a scale of minus 2 to 2

QualityRated 4.8 on a scale of 1 to 5

DesignRated 4.8 on a scale of 1 to 5

Write a Review (Opens in a new window)

36 reviews

Sort

SO
Stephanie O.
Verified Buyer
Rated 5 out of 5 stars
1 month ago
Sexy valentines dress
This dress sits tight around the body and isn’t too short. The straps on the back are adjustable in case you need it tighter. Wore this dress for a valentine’s date and my husband really loved it.
Overall FitRated 0.0 on a scale of minus 2 to 2
QualityRated 5.0 on a scale of 1 to 5
DesignRated 5.0 on a scale of 1 to 5
Was this helpful?
VB
Veronika B.
Verified Buyer
Rated 5 out of 5 stars
2 months ago
Love it
Got it as a bday dress!!
Overall FitRated 0.0 on a scale of minus 2 to 2
QualityRated 4.0 on a scale of 1 to 5
DesignRated 4.0 on a scale of 1 to 5
Was this helpful?
CW
Charlotte W.
Verified Buyer
Rated 5 out of 5 stars
2 months ago
Dress
Dress beautiful slightly tight I’d say size up, would have been perfect but chest area very small and having a smaller breasts it’s didn’t suit me. Otherwise so pretty
Overall FitRated -1.0 on a scale of minus 2 to 2
QualityRated 5.0 on a scale of 1 to 5
DesignRated 5.0 on a scale of 1 to 5
Was this helpful?

UK Size	US Size	EU Size	Bust	Waist	Hips
4	0	32	80cm / 31.5"	60cm / 23.6"	88cm / 34.6"
6	2	34	84cm / 33"	64cm / 25.2"	92cm / 36.2"
8	4	36	88cm / 34.6"	68cm / 26.8"	96cm / 37.8"
10	6	38	92cm / 36.2"	72cm / 28.3"	100cm / 39.4"
12	8	40	96cm / 37.8"	76cm / 30"	104cm / 41"
14	10	42	100cm / 39.4"	80cm / 31.5"	108cm / 42.5"
16	12	44	104cm / 41"	84cm / 33"	112cm / 44"
18	14	46	110cm / 43"	92cm / 36"	117cm / 46"

UK Size	US Size	EU Size	Bust	Waist	Hips
4	0	32	80cm / 31.5"	60cm / 23.6"	88cm / 34.6"
6	2	34	84cm / 33"	64cm / 25.2"	92cm / 36.2"
8	4	36	88cm / 34.6"	68cm / 26.8"	96cm / 37.8"
10	6	38	92cm / 36.2"	72cm / 28.3"	100cm / 39.4"
12	8	40	96cm / 37.8"	76cm / 30"	104cm / 41"
14	10	42	100cm / 39.4"	80cm / 31.5"	108cm / 42.5"
16	12	44	104cm / 41"	84cm / 33"	112cm / 44"
18	14	46	110cm / 43"	92cm / 36"	117cm / 46"

Menu

Out of Stock - Notify Me

Your bag

Shopping in the U.S.?

Demelza

Demelza

You're shopping from the United States

Long Sleeve Sweetheart Neckline Mini Dress in Black

SHOPPING IN THE U.S.?

Details

Fabric & Fit

Delivery

SHOPPING IN THE U.S.?

Style It With

Information

About Oh Polly

T&Cs

Gift Card Balance

Buy Gift Card

sent you a Gift Card

Recently Viewed

Saved from Cart

Favorites

Popular Today

Take Our Quiz

Your Orders

My Preferences

My Addresses

My Preferences

Saved from Cart

Favorites

Collections

All Favorites

Shipping Addresses

Add Shipping Address

Edit Shipping Address