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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 $2,157 USD
£1,699 GBP
As of November 2, 2026
Save $19,773 USD (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $21,930 USD at Brilliant Earth · As of October 31, 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 October 31, 2026, with prices from $2,157 to $21,930, a $19,773 spread on the same certified stone. Brilliant Earth lists it at $21,930. 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
Color
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

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $21,930 USD|Low: $2,157 USD|High: $21,930 USD|Avg: $5,625 USD
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 2$2,157 USD
Retailer 6$2,593 USD
Retailer 7$2,686 USD
Retailer 3$2,850 USD
Retailer 8$3,200 USD
Retailer 9$3,668 USD
Retailer 16$3,740 USD
Retailer 14$3,840 USD
Retailer 12$4,057 USD
Retailer 13$4,158 USD
Retailer 10$4,976 USD
Retailer 15$6,010 USD
Retailer 5$7,172 USD
Retailer 4$7,575 USD
Retailer 11$8,816 USD
Brilliant Earth$21,930 USD

40 data points across 16 retailers

22 retailers$2,157 USD to $21,930 USD

A
Cheapest Retailer
-
$2,157 USD
£1,699 GBP
A
Retailer 2
-
$2,593 USD
View
Final sale: no returns
Retailer 3
-
$2,686 USD
View
Price last confirmed 22 days ago
A
Retailer 4
-
$2,850 USD
View
A
Retailer 5
-
$3,200 USD
View
A
Retailer 6
-
$3,668 USD
£2,888 GBP
View
A
Retailer 7
-
$3,740 USD
View
A
Retailer 8
-
$3,840 USD
View
A
Retailer 9
-
$4,057 USD
€3,864 EUR
View
A
Retailer 10
-
$4,158 USD
ZAR 67,176 ZAR
View
B+
Retailer 11
-
$4,976 USD
A$7,656 AUD
View
B+
Retailer 12
-
$5,090 USD
£4,008 GBP
View
Retailer 13
-
$6,010 USD
View
Price last confirmed 11 days ago
B+
Retailer 14
-
$6,669 USD
View
B+
Retailer 15
-
$7,172 USD
View
B+
Retailer 16
-
$7,575 USD
View
B
Retailer 17
-
$8,709 USD
View
B
Retailer 18
-
$8,816 USD
A$13,563 AUD
View
B
Retailer 19
-
$9,381 USD
View
B
Retailer 20
-
$9,849 USD
View
Retailer 21
-
$21,930 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
16073821A · Oct 31
$21,930 USD
View
21 more retailers have this diamond
Prices start from $2,157 USDSave up to $19,773 USD

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
$2,157 USD