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Cushion|Lab Grown|IGI

4.52ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG715518422

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG715518422

Diamond specifications and retailer prices

From $1,795 AUD
$1,261 USD
As of October 29, 2026
Save $8,654 AUD (83%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $10,449 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.52ct lab-grown cushion diamond

This 4.52ct 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 LG715518422 or 715518422. Listed at 24 retailers as of October 29, 2026, with prices from $1,795 to $10,449, a $8,654 spread on the same certified stone. Brilliant Earth lists it at $10,449. 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

4.52
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.4°
Pavilion angle31.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG715518422
Dimensions11.56 × 7.97 × 5.33 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.56 mm7.97 mm4.52 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG715518422
Side View
Table 61.0%Crown 42.4°Girdle: STK-THKPavilion 31.6°Culet: NoneDepth 66.9%

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: $10,449 AUD|Low: $1,795 AUD|High: $10,891 AUD|Avg: $4,536 AUD|-4.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
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Retailer 16
Retailer 17
Retailer 18
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Retailer 21
Retailer 22
October 31, 2026
Retailer 4$1,795 AUD
Retailer 5$1,861 AUD
Retailer 18$2,107 AUD
Retailer 10$2,150 AUD
Retailer 7$2,306 AUD
Retailer 19$2,662 AUD
Retailer 13$2,696 AUD
Retailer 2$2,964 AUD
Retailer 21$3,438 AUD
Retailer 3$3,680 AUD
Retailer 16$3,959 AUD
Retailer 20$3,982 AUD
Retailer 12$4,558 AUD
Retailer 11$5,142 AUD
Retailer 8$5,418 AUD
Retailer 6$5,633 AUD
Retailer 22$5,873 AUD
Retailer 17$6,008 AUD
Retailer 9$6,234 AUD
Retailer 14$6,507 AUD
Retailer 15$9,030 AUD
Brilliant Earth$10,449 AUD

31 data points across 22 retailers

24 retailers$1,795 AUD to $10,449 AUD

A
Cheapest Retailer
-
$1,795 AUD
$1,261 USD
Final sale: no returns
Retailer 2
-
$1,861 AUD
$1,307 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
$2,107 AUD
$1,480 USD
View
A
Retailer 4
-
$2,150 AUD
HK$11,800 HKD
View
A
Retailer 5
-
$2,306 AUD
$1,620 USD
View
A
Retailer 6
-
$2,662 AUD
$1,870 USD
View
A
Retailer 7
-
$2,696 AUD
£1,491 GBP
View
A
Retailer 8
-
$2,964 AUD
€1,983 EUR
View
B+
Retailer 9
-
$3,438 AUD
$2,415 USD
View
B+
Retailer 10
-
$3,680 AUD
$2,585 USD
View
B+
Retailer 11
-
$3,959 AUD
ZAR 44,928 ZAR
View
Retailer 12
-
$3,982 AUD
View
Price last confirmed 10 days ago
B+
Retailer 13
-
$4,558 AUD
$3,202 USD
View
B+
Retailer 14
-
$5,142 AUD
£2,844 GBP
View
B+
Retailer 15
-
$5,173 AUD
$3,634 USD
View
B+
Retailer 16
-
$5,418 AUD
$3,806 USD
View
B
Retailer 17
-
$5,633 AUD
$3,957 USD
View
Retailer 18
-
$5,873 AUD
View
Price last confirmed 23 days ago
B+
Retailer 19
-
$6,008 AUD
£3,323 GBP
View
B
Retailer 20
-
$6,234 AUD
SGD 5,918 SGD
View
B
Retailer 21
-
$6,507 AUD
$4,571 USD
View
Retailer 22
-
$7,350 AUD
$5,163 USD
View
Price last confirmed 83 days ago
B
Retailer 23
-
$8,976 AUD
$6,305 USD
View
Most Expensive
B
Brilliant Earth
14655793A · Oct 29
$10,449 AUD
$7,340 USD
View
23 more retailers have this diamond
Prices start from $1,795 AUDSave up to $8,654 AUD

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
4.52ct Cushion
$1,795 AUD