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Cushion|Lab Grown|IGI

6.23ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG762545576

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG762545576

Diamond specifications and retailer prices

From $21,512 AUD
$15,111 USD
As of November 1, 2026
Save $56,535 AUD (72%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $78,047 AUD at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

About this 6.23ct lab-grown cushion diamond

This 6.23ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG762545576 or 762545576. Listed at 12 retailers as of October 27, 2026, with prices from $21,512 to $78,047, a $56,535 spread on the same certified stone. Wholesale Diamonds Direct lists it at $78,047. 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

6.23
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762545576
Dimensions12.17 × 10.04 × 6.57 mm
L/W Ratio1.21
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.17 mm10.04 mm6.23 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762545576
Side View
Table 62.0%Crown 35.4°Girdle: MediumPavilion 35.7°Culet: NoneDepth 65.4%

Caratlytics Score

How it works →
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: Nov 1
Current: $43,899 AUD|Low: $18,628 AUD|High: $78,047 AUD|Avg: $37,568 AUD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Wholesale Diamonds Direct
November 1, 2026
Retailer 7$18,628 AUD
Retailer 10$21,512 AUD
Retailer 8$25,053 AUD
Retailer 2$25,463 AUD
Retailer 4$30,603 AUD
Retailer 9$31,192 AUD
Retailer 6$37,213 AUD
Retailer 1$43,899 AUD
Retailer 3$46,507 AUD
Retailer 5$47,468 AUD
Wholesale Diamonds Direct$78,047 AUD

29 data points across 11 retailers

12 retailers$21,512 AUD to $78,047 AUD

Retailer 1
-
$18,628 AUD
$13,085 USD
Price last confirmed 13 days ago
A
Retailer 2
-
$21,512 AUD
$15,111 USD
View
A
Retailer 3
-
$25,053 AUD
$17,598 USD
View
A
Retailer 4
-
$25,463 AUD
$17,886 USD
View
B+
Retailer 5
-
$30,603 AUD
£16,927 GBP
View
B+
Retailer 6
-
$31,192 AUD
$21,911 USD
View
B+
Retailer 7
-
$37,213 AUD
$26,140 USD
View
B+
Retailer 8
-
$43,899 AUD
£24,281 GBP
View
B+
Retailer 9
-
$46,507 AUD
View
B+
Retailer 10
-
$47,468 AUD
€31,756 EUR
View
B
Retailer 11
-
$68,629 AUD
$48,208 USD
View
Most Expensive
B
Wholesale Diamonds Direct
232221129 · Oct 27
$78,047 AUD
$54,824 USD
View
11 more retailers have this diamond
Prices start from $21,512 AUDSave up to $56,535 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
6.23ct Cushion
$21,512 AUD