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Cushion|Lab Grown|IGI

5.29ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG828680593

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

Certificate IGI LG828680593

Diamond specifications and retailer prices

From €7,857 EUR
$8,778 USD
As of October 26, 2026
Save €22,603 EUR (74%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €30,460 EUR at With Clarity · As of October 31, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG828680593 or 828680593. Listed at 13 retailers as of October 26, 2026, with prices from €7,857 to €30,460, a €22,603 spread on the same certified stone. With Clarity lists it at €30,460. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828680593
Dimensions10.16 × 10.04 × 6.60 mm
L/W Ratio1.01
Girdle conditionFaceted
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
10.16 mm10.04 mm5.29 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828680593
Side View
Table 62.0%Crown 36.7°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 65.7%

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 26
Current: €21,331 EUR|Low: €7,857 EUR|High: €30,460 EUR|Avg: €14,879 EUR
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
November 1, 2026
Retailer 2€7,857 EUR
Retailer 11€8,169 EUR
Retailer 8€8,405 EUR
Retailer 4€9,256 EUR
Retailer 9€9,657 EUR
Retailer 5€12,545 EUR
Retailer 6€13,543 EUR
Retailer 7€14,845 EUR
Retailer 3€20,626 EUR
Retailer 1€21,331 EUR
Retailer 10€25,382 EUR
With Clarity€30,460 EUR

22 data points across 12 retailers

13 retailers€7,857 EUR to €30,460 EUR

A
Cheapest Retailer
-
€7,857 EUR
$8,778 USD
A
Retailer 2
-
€8,169 EUR
HK$71,300 HKD
View
Retailer 3
-
€8,405 EUR
$9,390 USD
View
Price last confirmed 13 days ago
A
Retailer 4
-
€9,256 EUR
£8,143 GBP
View
A
Retailer 5
-
€9,657 EUR
$10,789 USD
View
A
Retailer 6
-
€12,545 EUR
View
A
Retailer 7
-
€13,543 EUR
$15,130 USD
View
B+
Retailer 8
-
€14,845 EUR
£13,059 GBP
View
B+
Retailer 9
-
€20,626 EUR
$23,043 USD
View
B+
Retailer 10
-
€21,308 EUR
$23,805 USD
View
B+
Retailer 11
-
€21,331 EUR
A$36,663 AUD
View
B
Retailer 12
-
€25,382 EUR
$28,357 USD
View
Most Expensive
B
With Clarity
828680593 · Oct 31
€30,460 EUR
$34,030 USD
View
12 more retailers have this diamond
Prices start from €7,857 EURSave up to €22,603 EUR

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
€7,857 EUR