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Cushion|Lab Grown|IGI

11.29ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG617440174

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG617440174

Diamond specifications and retailer prices

From $2,106 USD
£1,658 GBP
As of November 2, 2026
Save $19,294 USD (90%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $21,400 USD at Brilliant Earth · As of October 10, 2026
View at Brilliant Earth

About this 11.29ct lab-grown cushion diamond

This 11.29ct 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 LG617440174 or 617440174. Listed at 21 retailers as of October 31, 2026, with a 916% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

11.29
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG617440174
Dimensions12.81 × 12.60 × 7.90 mm
L/W Ratio1.02
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
12.81 mm12.60 mm11.29 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG617440174
Side View
Table 65.0%Crown 39°Girdle: MED-VTKPavilion 34.9°Culet: NoneDepth 62.7%

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: $21,400 USD|Low: $2,106 USD|High: $21,400 USD|Avg: $5,364 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
November 2, 2026
Retailer 8$2,106 USD
Retailer 5$2,531 USD
Retailer 6$2,622 USD
Retailer 15$2,785 USD
Retailer 7$3,131 USD
Retailer 9$3,580 USD
Retailer 14$3,736 USD
Retailer 13$3,748 USD
Retailer 2$3,957 USD
Retailer 12$4,059 USD
Retailer 10$4,857 USD
Retailer 4$7,001 USD
Retailer 3$7,407 USD
Retailer 11$8,601 USD
Brilliant Earth$21,400 USD

42 data points across 15 retailers

21 retailers$2,106 USD to $21,400 USD

A
Cheapest Retailer
-
$2,106 USD
£1,658 GBP
A
Retailer 2
-
$2,531 USD
View
Final sale: no returns
Retailer 3
-
$2,622 USD
View
Price last confirmed 22 days ago
A
Retailer 4
-
$2,785 USD
View
A
Retailer 5
-
$3,131 USD
View
A
Retailer 6
-
$3,580 USD
£2,819 GBP
View
A
Retailer 7
-
$3,736 USD
View
A
Retailer 8
-
$3,748 USD
View
A
Retailer 9
-
$3,957 USD
€3,769 EUR
View
A
Retailer 10
-
$4,059 USD
ZAR 65,570 ZAR
View
B+
Retailer 11
-
$4,857 USD
A$7,473 AUD
View
B+
Retailer 12
-
$4,968 USD
£3,912 GBP
View
B+
Retailer 13
-
$6,508 USD
View
B+
Retailer 14
-
$7,001 USD
View
B+
Retailer 15
-
$7,407 USD
View
B
Retailer 16
-
$8,315 USD
View
B+
Retailer 17
-
$8,601 USD
A$13,233 AUD
View
B
Retailer 18
-
$9,160 USD
View
B
Retailer 19
-
$9,610 USD
View
B
Retailer 20
-
$21,400 USD
View
Most Expensive
Brilliant Earth
16032382A · Oct 10
$21,400 USD
View
Price last confirmed 22 days ago
20 more retailers have this diamond
Prices start from $2,106 USDSave up to $19,294 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
11.29ct Cushion
$2,106 USD