Cushion|Lab Grown|IGI

4.50ct G VS2 Cushion Lab Grown Diamond

ID • G/VS2 • IGI LG841661553

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG841661553

Diamond specifications and retailer prices

From $832 USD
HK$6,500 HKD
As of October 30, 2026
Save $2,988 USD (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,820 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.5ct lab-grown cushion diamond

This 4.5ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841661553 or 841661553. Listed at 13 retailers as of October 30, 2026, with prices from $832 to $3,820, a $2,988 spread on the same certified stone. Brilliant Earth lists it at $3,820. 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

4.50
Carat
G
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841661553
Dimensions11.76 × 8.36 × 5.31 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.76 mm8.36 mm4.50 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841661553
Side View
Table 69.0%Crown 34.7°Girdle: STK-VTKPavilion 37.9°Culet: NoneDepth 63.5%

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 30
Current: $3,820 USD|Low: $738 USD|High: $6,580 USD|Avg: $2,258 USD|-41.9%
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 3$738 USD
Retailer 6$832 USD
Retailer 4$905 USD
Retailer 2$1,124 USD
Retailer 12$1,188 USD
Retailer 9$1,209 USD
Retailer 13$1,504 USD
Retailer 8$2,425 USD
Retailer 5$2,476 USD
Retailer 11$3,020 USD
Retailer 10$3,062 USD
Retailer 7$3,392 USD
Brilliant Earth$3,820 USD

17 data points across 13 retailers

13 retailers$832 USD to $3,820 USD

Retailer 1
-
$738 USD
£581 GBP
Price last confirmed 13 days ago
A
Retailer 2
-
$832 USD
HK$6,500 HKD
View
A
Retailer 3
-
$905 USD
View
A
Retailer 4
-
$1,124 USD
€1,070 EUR
View
B+
Retailer 5
-
$1,188 USD
View
A
Retailer 6
-
$1,209 USD
£952 GBP
View
A
Retailer 7
-
$1,504 USD
View
B+
Retailer 8
-
$2,425 USD
SGD 3,277 SGD
View
B+
Retailer 9
-
$2,476 USD
View
B+
Retailer 10
-
$3,020 USD
View
B
Retailer 11
-
$3,062 USD
£2,411 GBP
View
B
Retailer 12
-
$3,392 USD
View
Most Expensive
B
Brilliant Earth
21831528A · Oct 30
$3,820 USD
View
12 more retailers have this diamond
Prices start from $832 USDSave up to $2,988 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
4.50ct Cushion
$832 USD