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Cushion|Lab Grown|IGI

6.57ct D VVS2 Cushion Lab Grown Diamond

ID • D/VVS2 • IGI LG841650845

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG841650845

Diamond specifications and retailer prices

From $3,119 AUD
$2,186 USD
As of November 1, 2026
Save $8,698 AUD (74%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $12,493 AUD at Helzberg Diamonds · As of October 13, 2026
View at Helzberg Diamonds

About this 6.57ct lab-grown cushion diamond

This 6.57ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG841650845 or 841650845. Listed at 18 retailers as of November 1, 2026, with a 279% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

6.57
Carat
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841650845
Dimensions13.58 × 9.41 × 6.23 mm
L/W Ratio1.44
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.58 mm9.41 mm6.57 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841650845
Side View
Table 62.0%Crown 36°Girdle: MED-STKPavilion 34.4°Culet: NoneDepth 66.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $4,866 AUD|Low: $3,119 AUD|High: $12,000 AUD|Avg: $6,573 AUD|-2.1%
Retailer 1
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
Retailer 17
November 2, 2026
Retailer 8$3,119 AUD
Retailer 10$3,344 AUD
Retailer 6$3,467 AUD
Retailer 16$3,734 AUD
Retailer 11$4,443 AUD
Retailer 13$4,620 AUD
Retailer 1$4,866 AUD
Retailer 14$5,985 AUD
Retailer 2$6,132 AUD
Retailer 17$6,251 AUD
Retailer 5$7,039 AUD
Retailer 3$8,333 AUD
Retailer 12$9,226 AUD
Retailer 15$10,029 AUD
Retailer 9$10,789 AUD
Retailer 7$11,309 AUD
Retailer 4$11,818 AUD

22 data points across 17 retailers

18 retailers$3,119 AUD to $11,818 AUD

A
Cheapest Retailer
-
$3,119 AUD
$2,186 USD
Final sale: no returns
A
Retailer 2
-
$3,344 AUD
£1,845 GBP
View
A
Retailer 3
-
$3,467 AUD
$2,430 USD
View
A
Retailer 4
-
$3,734 AUD
$2,617 USD
View
A
Retailer 5
-
$4,443 AUD
£2,452 GBP
View
A
Retailer 6
-
$4,620 AUD
$3,238 USD
View
A
Retailer 7
-
$4,866 AUD
€3,248 EUR
View
B+
Retailer 8
-
$5,985 AUD
View
B+
Retailer 9
-
$6,132 AUD
£3,384 GBP
View
B+
Retailer 10
-
$6,251 AUD
ZAR 70,775 ZAR
View
B+
Retailer 11
-
$7,039 AUD
$4,933 USD
View
B+
Retailer 12
-
$8,333 AUD
$5,840 USD
View
B+
Retailer 13
-
$9,226 AUD
£5,091 GBP
View
B
Retailer 14
-
$10,029 AUD
View
B+
Retailer 15
-
$10,789 AUD
SGD 10,218 SGD
View
B
Retailer 16
-
$11,309 AUD
$7,926 USD
View
B
Retailer 17
-
$11,818 AUD
$8,282 USD
View
Most Expensive
Helzberg Diamonds
ZXZOKHMLGOKL · Oct 13
$12,493 AUD
$8,755 USD
View
Price last confirmed 20 days ago
17 more retailers have this diamond
Prices start from $3,119 AUDSave up to $8,698 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
6.57ct Cushion
$3,119 AUD