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Cushion|Lab Grown|IGI

3.05ct D VS2 Cushion Lab Grown Diamond

EX • D/VS2 • IGI LG780604982

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

Certificate IGI LG780604982

Diamond specifications and retailer prices

From $764 AUD
$537 USD
As of October 25, 2026
Save $6,154 AUD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,919 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.05ct lab-grown cushion diamond

This 3.05ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG780604982 or 780604982. Listed at 13 retailers as of October 25, 2026, with prices from $764 to $6,919, a $6,154 spread on the same certified stone. Brilliant Earth lists it at $6,919. 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

3.05
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780604982
Dimensions8.38 × 8.29 × 5.69 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.38 mm8.29 mm3.05 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780604982
Side View
Table 63.0%Crown 36.8°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 68.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 25
Current: $6,919 AUD|Low: $764 AUD|High: $8,243 AUD|Avg: $2,332 AUD|-16.1%
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
October 31, 2026
Retailer 12$764 AUD
Retailer 11$1,005 AUD
Retailer 9$1,153 AUD
Retailer 14$1,204 AUD
Retailer 2$1,247 AUD
Retailer 7$1,262 AUD
Retailer 3$1,300 AUD
Retailer 4$1,788 AUD
Retailer 6$2,061 AUD
Retailer 5$2,504 AUD
Retailer 8$2,824 AUD
Retailer 13$2,861 AUD
Retailer 10$3,516 AUD
Brilliant Earth$6,919 AUD

36 data points across 14 retailers

13 retailers$764 AUD to $6,919 AUD

A
Cheapest Retailer
-
$764 AUD
$537 USD
Retailer 2
-
$1,005 AUD
£556 GBP
View
Price last confirmed 14 days ago
A
Retailer 3
-
$1,153 AUD
$810 USD
View
B+
Retailer 4
-
$1,204 AUD
$846 USD
View
A
Retailer 5
-
$1,247 AUD
€834 EUR
View
A
Retailer 6
-
$1,262 AUD
£698 GBP
View
A
Retailer 7
-
$1,300 AUD
$913 USD
View
A
Retailer 8
-
$1,788 AUD
$1,256 USD
View
Retailer 9
-
$2,504 AUD
$1,759 USD
View
Price last confirmed 13 days ago
B+
Retailer 10
-
$2,824 AUD
£1,562 GBP
View
B+
Retailer 11
-
$2,861 AUD
$2,010 USD
View
Retailer 12
-
$3,516 AUD
$2,470 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
17991407A · Oct 30
$6,919 AUD
$4,860 USD
View
12 more retailers have this diamond
Prices start from $764 AUDSave up to $6,154 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
3.05ct Cushion
$764 AUD