Cushion|Lab Grown|IGI

4.50ct D VS1 Cushion Lab Grown Diamond

EX • D/VS1 • IGI LG798612351

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG798612351

Diamond specifications and retailer prices

From $1,407 USD
As of October 31, 2026
Save $7,753 USD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $9,160 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.5ct lab-grown cushion diamond

This 4.5ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG798612351 or 798612351. Listed at 15 retailers as of October 31, 2026, with prices from $1,407 to $9,160, a $7,753 spread on the same certified stone. Do Amore Diamonds lists it at $9,160. 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

4.50
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG798612351
Dimensions12.50 × 8.17 × 5.40 mm
L/W Ratio1.53
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.50 mm8.17 mm4.50 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG798612351
Side View
Table 61.0%Crown 38.4°Girdle: STK-THKPavilion 33.6°Culet: NoneDepth 66.1%

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 31
Current: $9,160 USD|Low: $1,004 USD|High: $9,160 USD|Avg: $3,582 USD
Do Amore Diamonds
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 31, 2026
Retailer 14$1,407 USD
Retailer 9$1,630 USD
Retailer 13$1,824 USD
Retailer 10$2,007 USD
Retailer 4$2,050 USD
Retailer 7$2,270 USD
Retailer 8$3,424 USD
Retailer 3$3,886 USD
Retailer 2$4,133 USD
Retailer 11$4,182 USD
Retailer 5$4,306 USD
Retailer 12$4,601 USD
Retailer 6$5,703 USD
Do Amore Diamonds$9,160 USD

14 data points across 14 retailers

15 retailers$1,407 USD to $9,160 USD

A
Cheapest Retailer
-
$1,407 USD
Final sale: no returns
A
Retailer 2
-
$1,630 USD
View
A
Retailer 3
-
$1,824 USD
View
A
Retailer 4
-
$2,007 USD
View
A
Retailer 5
-
$2,050 USD
View
A
Retailer 6
-
$2,270 USD
£1,787 GBP
View
B+
Retailer 7
-
$3,424 USD
ZAR 55,320 ZAR
View
B
Retailer 8
-
$3,886 USD
£3,060 GBP
View
B
Retailer 9
-
$4,133 USD
A$6,358 AUD
View
B
Retailer 10
-
$4,182 USD
View
B
Retailer 11
-
$4,306 USD
View
B
Retailer 12
-
$4,601 USD
£3,623 GBP
View
B
Retailer 13
-
$5,703 USD
View
B
Retailer 14
-
$8,640 USD
View
Most Expensive
B
Do Amore Diamonds
23-798612351 · Oct 31
$9,160 USD
View
14 more retailers have this diamond
Prices start from $1,407 USDSave up to $7,753 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
$1,407 USD