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Cushion|Lab Grown|IGI

5.12ct E VVS1 Cushion Lab Grown Diamond

EX • E/VVS1 • IGI LG764635598

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG764635598

Diamond specifications and retailer prices

From $2,289 USD
As of October 29, 2026
Save $11,031 USD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $13,320 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 5.12ct lab-grown cushion diamond

This 5.12ct lab-grown cushion sits in the over five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG764635598 or 764635598. Listed at 16 retailers as of October 29, 2026, with prices from $2,289 to $13,320, a $11,031 spread on the same certified stone. Brilliant Earth lists it at $13,320. 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

5.12
Carat
E
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG764635598
Dimensions9.89 × 9.74 × 6.53 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.89 mm9.74 mm5.12 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG764635598
Side View
Table 64.0%Crown 33.9°Girdle: STK-VTKPavilion 39.9°Culet: NoneDepth 67.0%

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: $13,320 USD|Low: $2,289 USD|High: $13,320 USD|Avg: $4,656 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
October 29, 2026
Retailer 14$2,289 USD
Retailer 3$2,372 USD
Retailer 10$2,497 USD
Retailer 11$2,540 USD
Retailer 5$2,582 USD
Retailer 2$3,254 USD
Retailer 4$3,711 USD
Retailer 6$4,496 USD
Retailer 9$4,815 USD
Retailer 7$4,820 USD
Retailer 13$6,391 USD
Retailer 12$6,751 USD
Retailer 8$6,811 USD
Brilliant Earth$13,320 USD

42 data points across 14 retailers

16 retailers$2,289 USD to $13,320 USD

A
Cheapest Retailer
-
$2,289 USD
Final sale: no returns
Retailer 2
-
$2,372 USD
View
Price last confirmed 18 days ago
Retailer 3
-
$2,497 USD
£1,966 GBP
View
Price last confirmed 12 days ago
A
Retailer 4
-
$2,540 USD
View
A
Retailer 5
-
$2,582 USD
View
B+
Retailer 6
-
$3,254 USD
£2,562 GBP
View
B+
Retailer 7
-
$3,711 USD
View
B+
Retailer 8
-
$3,907 USD
View
B+
Retailer 9
-
$4,496 USD
£3,540 GBP
View
Retailer 10
-
$4,815 USD
A$7,408 AUD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
$4,820 USD
ZAR 77,862 ZAR
View
B
Retailer 12
-
$6,391 USD
View
B
Retailer 13
-
$6,751 USD
View
B
Retailer 14
-
$6,811 USD
£5,363 GBP
View
B
Retailer 15
-
$8,299 USD
View
Most Expensive
B
Brilliant Earth
17968550A · Oct 29
$13,320 USD
View
15 more retailers have this diamond
Prices start from $2,289 USDSave up to $11,031 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
5.12ct Cushion
$2,289 USD