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Cushion|Lab Grown|IGI

4.57ct F VS2 Cushion Lab Grown Diamond

ID • F/VS2 • IGI LG787602393

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG787602393

Diamond specifications and retailer prices

From $1,275 AUD
£705 GBP
As of October 30, 2026
Save $9,160 AUD (88%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $10,435 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.57ct lab-grown cushion diamond

This 4.57ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG787602393 or 787602393. Listed at 12 retailers as of October 30, 2026, with prices from $1,275 to $10,435, a $9,160 spread on the same certified stone. Brilliant Earth lists it at $10,435. 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

4.57
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787602393
Dimensions10.57 × 9.79 × 6.13 mm
L/W Ratio1.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.57 mm9.79 mm4.57 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787602393
Side View
Table 62.0%Crown 34°Girdle: STK-THKPavilion 40.1°Culet: NoneDepth 62.6%

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: $10,435 AUD|Low: $1,275 AUD|High: $10,435 AUD|Avg: $3,454 AUD
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
Retailer 15
Retailer 16
November 1, 2026
Retailer 12$1,275 AUD
Retailer 11$1,502 AUD
Retailer 2$1,757 AUD
Retailer 15$1,764 AUD
Retailer 8$1,923 AUD
Retailer 14$2,061 AUD
Retailer 9$2,091 AUD
Retailer 4$3,406 AUD
Retailer 6$3,536 AUD
Retailer 7$3,593 AUD
Retailer 5$4,074 AUD
Retailer 10$4,509 AUD
Retailer 3$5,283 AUD
Retailer 16$5,915 AUD
Retailer 13$9,567 AUD
Brilliant Earth$10,435 AUD

15 data points across 16 retailers

12 retailers$1,275 AUD to $10,435 AUD

A
Cheapest Retailer
-
$1,275 AUD
£705 GBP
A
Retailer 2
-
$1,502 AUD
$1,055 USD
View
A
Retailer 3
-
$1,757 AUD
$1,234 USD
View
B+
Retailer 4
-
$1,764 AUD
$1,239 USD
View
A
Retailer 5
-
$2,061 AUD
$1,448 USD
View
A
Retailer 6
-
$2,091 AUD
€1,399 EUR
View
B+
Retailer 7
-
$3,406 AUD
$2,393 USD
View
B+
Retailer 8
-
$4,509 AUD
View
Retailer 9
-
$5,283 AUD
£2,922 GBP
View
Price last confirmed 14 days ago
B
Retailer 10
-
$5,915 AUD
$4,155 USD
View
B
Retailer 11
-
$9,567 AUD
$6,720 USD
View
Most Expensive
B
Brilliant Earth
21044964A · Oct 31
$10,435 AUD
$7,330 USD
View
11 more retailers have this diamond
Prices start from $1,275 AUDSave up to $9,160 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
4.57ct Cushion
$1,275 AUD