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Cushion|Lab Grown|IGI

3.23ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG717599851

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG717599851

Diamond specifications and retailer prices

From $1,681 USD
As of October 29, 2026
Save $5,929 USD (78%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $7,610 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.23ct lab-grown cushion diamond

This 3.23ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG717599851 or 717599851. Listed at 21 retailers as of October 29, 2026, with prices from $1,681 to $7,610, a $5,929 spread on the same certified stone. Brilliant Earth lists it at $7,610. 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

3.23
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle28.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG717599851
Dimensions9.62 × 7.43 × 4.76 mm
L/W Ratio1.29
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.62 mm7.43 mm3.23 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG717599851
Side View
Table 65.0%Crown 37.7°Girdle: MED-THKPavilion 28.7°Culet: NoneDepth 64.1%

Caratlytics Score

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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: Oct 29
Current: $7,610 USD|Low: $1,550 USD|High: $7,610 USD|Avg: $3,247 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
October 29, 2026
Retailer 15$1,681 USD
Retailer 12$1,778 USD
Retailer 4$1,780 USD
Retailer 7$1,835 USD
Retailer 5$1,856 USD
Retailer 2$2,266 USD
Retailer 13$2,298 USD
Retailer 10$2,580 USD
Retailer 6$2,656 USD
Retailer 8$3,430 USD
Retailer 14$3,634 USD
Retailer 9$3,730 USD
Retailer 16$4,423 USD
Retailer 11$4,613 USD
Retailer 3$5,665 USD
Brilliant Earth$7,610 USD

26 data points across 16 retailers

21 retailers$1,681 USD to $7,610 USD

A
Retailer 1
-
$1,606 USD
Price last confirmed 17 days ago
A
Retailer 2
-
$1,681 USD
View
Final sale: no returns
A
Retailer 3
-
$1,778 USD
£1,400 GBP
View
A
Retailer 4
-
$1,780 USD
View
A
Retailer 5
-
$1,835 USD
View
A
Retailer 6
-
$1,856 USD
HK$14,500 HKD
View
A
Retailer 7
-
$2,266 USD
£1,784 GBP
View
A
Retailer 8
-
$2,298 USD
View
A
Retailer 9
-
$2,580 USD
€2,457 EUR
View
A
Retailer 10
-
$2,656 USD
View
A
Retailer 11
-
$3,430 USD
View
A
Retailer 12
-
$3,634 USD
A$5,590 AUD
View
Price last confirmed 7 days ago
A
Retailer 13
-
$3,730 USD
ZAR 60,263 ZAR
View
A
Retailer 14
-
$3,886 USD
£3,060 GBP
View
A
Retailer 15
-
$4,423 USD
View
A
Retailer 16
-
$4,613 USD
£3,632 GBP
View
B+
Retailer 17
-
$4,975 USD
View
B+
Retailer 18
-
$5,374 USD
SGD 7,262 SGD
View
B+
Retailer 19
-
$5,649 USD
View
B+
Retailer 20
-
$5,665 USD
View
Price last confirmed 8 days ago
Most Expensive
B+
Brilliant Earth
14880797A · Oct 29
$7,610 USD
View
20 more retailers have this diamond
Prices start from $1,681 USDSave up to $5,929 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
3.23ct Cushion
$1,681 USD