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Cushion|Lab Grown|IGI

5.29ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG846664136

Shape and cutting style on the report: Round cornered rectangular modified brilliant

Certificate IGI LG846664136

Diamond specifications and retailer prices

From $7,910 USD
As of October 29, 2026
Save $30,589 USD (79%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $38,499 USD at With Clarity · As of October 30, 2026
View at With Clarity

About this 5.29ct lab-grown cushion diamond

This 5.29ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846664136 or 846664136. Listed at 7 retailers as of October 29, 2026, with prices from $7,910 to $38,499, a $30,589 spread on the same certified stone. With Clarity lists it at $38,499. 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

5.29
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846664136
Dimensions11.26 × 8.04 × 5.27 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizeLarge
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
11.26 mm8.04 mm5.29 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846664136
Side View
Table 71.0%Crown 36.3°Girdle: Very ThickPavilion 40.2°Culet: LargeDepth 65.5%

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: Oct 29
Current: $10,998 USD|Low: $7,910 USD|High: $39,530 USD|Avg: $17,870 USD|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
With Clarity
October 31, 2026
Retailer 3$7,910 USD
Retailer 2$9,073 USD
Retailer 5$9,357 USD
Retailer 1$10,998 USD
Retailer 4$15,968 USD
With Clarity$38,499 USD

6 data points across 6 retailers

7 retailers$7,910 USD to $38,499 USD

A
Cheapest Retailer
-
$7,910 USD
A
Retailer 2
-
$9,073 USD
View
A
Retailer 3
-
$9,357 USD
View
A
Retailer 4
-
$10,998 USD
View
B+
Retailer 5
-
$15,968 USD
£12,573 GBP
View
B
Retailer 6
-
$29,210 USD
View
Most Expensive
B
With Clarity
846664136 · Oct 30
$38,499 USD
View
6 more retailers have this diamond
Prices start from $7,910 USDSave up to $30,589 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
5.29ct Cushion
$7,910 USD