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Cushion|Lab Grown|IGI

4.59ct E VS2 Cushion Lab Grown Diamond

EX • E/VS2 • IGI LG779637028

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

Certificate IGI LG779637028

Diamond specifications and retailer prices

From $612 USD
£482 GBP
As of October 30, 2026
Save $7,548 USD (93%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $8,160 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.59ct lab-grown cushion diamond

This 4.59ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG779637028 or 779637028. Listed at 13 retailers as of October 29, 2026, with prices from $612 to $8,160, a $7,548 spread on the same certified stone. Brilliant Earth lists it at $8,160. 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

4.59
Carat
E
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle32.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779637028
Dimensions9.77 × 9.51 × 5.90 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.77 mm9.51 mm4.59 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779637028
Side View
Table 62.0%Crown 34.1°Girdle: MED-STKPavilion 32.7°Culet: NoneDepth 62.0%

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: Oct 30
Current: $8,160 USD|Low: $563 USD|High: $8,160 USD|Avg: $1,779 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
October 30, 2026
Retailer 2$612 USD
Retailer 3$659 USD
Retailer 9$845 USD
Retailer 5$980 USD
Retailer 10$1,140 USD
Retailer 6$1,142 USD
Retailer 7$1,230 USD
Retailer 11$1,809 USD
Retailer 13$2,134 USD
Retailer 12$2,332 USD
Retailer 4$2,364 USD
Retailer 8$3,189 USD
Brilliant Earth$8,160 USD

38 data points across 13 retailers

13 retailers$612 USD to $8,160 USD

A
Cheapest Retailer
-
$612 USD
£482 GBP
A
Retailer 2
-
$659 USD
View
Final sale: no returns
A
Retailer 3
-
$845 USD
View
B+
Retailer 4
-
$980 USD
View
A
Retailer 5
-
$1,140 USD
View
A
Retailer 6
-
$1,142 USD
£899 GBP
View
A
Retailer 7
-
$1,230 USD
€1,171 EUR
View
A
Retailer 8
-
$1,809 USD
View
B+
Retailer 9
-
$2,134 USD
£1,680 GBP
View
B+
Retailer 10
-
$2,332 USD
View
B+
Retailer 11
-
$2,364 USD
View
B+
Retailer 12
-
$3,189 USD
£2,511 GBP
View
Most Expensive
B
Brilliant Earth
20286804A · Oct 29
$8,160 USD
View
12 more retailers have this diamond
Prices start from $612 USDSave up to $7,548 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
4.59ct Cushion
$612 USD