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Cushion|Lab Grown|IGI

11.57ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG615348253

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG615348253

Diamond specifications and retailer prices

From €1,923 EUR
£1,699 GBP
As of November 2, 2026
Save €17,629 EUR (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €19,552 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 11.57ct lab-grown cushion diamond

This 11.57ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG615348253 or 615348253. Listed at 22 retailers as of November 2, 2026, with prices from €1,923 to €19,552, a €17,629 spread on the same certified stone. Brilliant Earth lists it at €19,552. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

11.57
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle32.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615348253
Dimensions12.76 × 12.58 × 7.86 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
12.76 mm12.58 mm11.57 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615348253
Side View
Table 62.0%Crown 34.7°Girdle: THK-VTKPavilion 32.8°Culet: NoneDepth 62.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: €19,552 EUR|Low: €1,923 EUR|High: €19,552 EUR|Avg: €5,022 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 10€1,923 EUR
Retailer 6€2,312 EUR
Retailer 7€2,395 EUR
Retailer 3€2,541 EUR
Retailer 8€2,853 EUR
Retailer 11€3,270 EUR
Retailer 2€3,383 EUR
Retailer 15€3,424 EUR
Retailer 9€3,616 EUR
Retailer 14€3,707 EUR
Retailer 12€4,437 EUR
Retailer 16€5,358 EUR
Retailer 5€6,394 EUR
Retailer 4€6,754 EUR
Retailer 13€7,860 EUR
Brilliant Earth€19,552 EUR

39 data points across 16 retailers

22 retailers€1,923 EUR to €19,552 EUR

A
Cheapest Retailer
-
€1,923 EUR
£1,699 GBP
A
Retailer 2
-
€2,312 EUR
$2,593 USD
View
Final sale: no returns
Retailer 3
-
€2,395 EUR
$2,686 USD
View
Price last confirmed 22 days ago
A
Retailer 4
-
€2,541 EUR
$2,850 USD
View
A
Retailer 5
-
€2,853 EUR
$3,200 USD
View
A
Retailer 6
-
€3,270 EUR
£2,888 GBP
View
A
Retailer 7
-
€3,383 EUR
$3,794 USD
View
A
Retailer 8
-
€3,424 EUR
$3,840 USD
View
A
Retailer 9
-
€3,616 EUR
View
A
Retailer 10
-
€3,707 EUR
ZAR 67,176 ZAR
View
B+
Retailer 11
-
€4,437 EUR
A$7,656 AUD
View
B+
Retailer 12
-
€4,538 EUR
£4,008 GBP
View
Retailer 13
-
€5,358 EUR
$6,010 USD
View
Price last confirmed 12 days ago
B+
Retailer 14
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€5,946 EUR
$6,669 USD
View
B+
Retailer 15
-
€6,394 EUR
$7,172 USD
View
B+
Retailer 16
-
€6,754 EUR
$7,575 USD
View
B
Retailer 17
-
€7,765 EUR
$8,709 USD
View
B
Retailer 18
-
€7,860 EUR
A$13,563 AUD
View
B
Retailer 19
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€8,364 EUR
$9,381 USD
View
B
Retailer 20
-
€8,781 EUR
$9,849 USD
View
Retailer 21
-
€19,552 EUR
$21,930 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
16073821A · Nov 2
€19,552 EUR
$21,930 USD
View
21 more retailers have this diamond
Prices start from €1,923 EURSave up to €17,629 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
11.57ct Cushion
€1,923 EUR