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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 $15,111 USD
As of October 30, 2026
Save $39,713 USD (72%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $54,824 USD 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 $15,111 to $54,824, a $39,713 spread on the same certified stone. Wholesale Diamonds Direct lists it at $54,824. 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
Color
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: Oct 30
Current: $21,677 USD|Low: $13,085 USD|High: $54,824 USD|Avg: $26,394 USD|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Wholesale Diamonds Direct
October 31, 2026
Retailer 6$13,085 USD
Retailer 10$15,111 USD
Retailer 7$17,598 USD
Retailer 2$17,886 USD
Retailer 1$21,677 USD
Retailer 9$21,911 USD
Retailer 3$26,140 USD
Retailer 5$31,002 USD
Retailer 8$33,069 USD
Retailer 4$33,580 USD
Wholesale Diamonds Direct$54,824 USD

29 data points across 11 retailers

12 retailers$15,111 USD to $54,824 USD

Retailer 1
-
$13,085 USD
Price last confirmed 12 days ago
A
Retailer 2
-
$15,111 USD
View
A
Retailer 3
-
$17,598 USD
View
A
Retailer 4
-
$17,886 USD
View
B+
Retailer 5
-
$21,677 USD
£17,068 GBP
View
B+
Retailer 6
-
$21,911 USD
View
B+
Retailer 7
-
$26,140 USD
View
B+
Retailer 8
-
$31,002 USD
£24,411 GBP
View
Retailer 9
-
$33,069 USD
A$50,875 AUD
View
Price last confirmed 22 days ago
B+
Retailer 10
-
$33,580 USD
€31,981 EUR
View
B
Retailer 11
-
$48,208 USD
View
Most Expensive
B
Wholesale Diamonds Direct
232221129 · Oct 27
$54,824 USD
View
11 more retailers have this diamond
Prices start from $15,111 USDSave up to $39,713 USD

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
$15,111 USD