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Cushion|Lab Grown|IGI

5.28ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG799670188

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG799670188

Diamond specifications and retailer prices

From $11,763 CAD
$8,421 USD
As of October 30, 2026
Save $60,127 CAD (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $71,890 CAD at With Clarity · As of October 30, 2026
View at With Clarity

About this 5.28ct lab-grown cushion diamond

This 5.28ct 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 LG799670188 or 799670188. Listed at 14 retailers as of October 30, 2026, with prices from $11,763 to $71,890, a $60,127 spread on the same certified stone. With Clarity lists it at $71,890. 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

5.28
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799670188
Dimensions11.32 × 9.42 × 6.17 mm
L/W Ratio1.20
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
11.32 mm9.42 mm5.28 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799670188
Side View
Table 60.0%Crown 36.6°Girdle: MED-STKPavilion 34.8°Culet: NoneDepth 65.5%

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: $15,480 CAD|Low: $11,763 CAD|High: $73,488 CAD|Avg: $27,454 CAD|-0.5%
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
With Clarity
October 31, 2026
Retailer 6$11,763 CAD
Retailer 5$14,206 CAD
Retailer 12$14,465 CAD
Retailer 3$15,282 CAD
Retailer 1$15,480 CAD
Retailer 9$15,989 CAD
Retailer 13$22,362 CAD
Retailer 8$23,216 CAD
Retailer 7$24,257 CAD
Retailer 2$24,782 CAD
Retailer 11$26,944 CAD
Retailer 4$37,321 CAD
Retailer 10$42,756 CAD
With Clarity$71,890 CAD

39 data points across 14 retailers

14 retailers$11,763 CAD to $71,890 CAD

A
Cheapest Retailer
-
$11,763 CAD
$8,421 USD
A
Retailer 2
-
$14,206 CAD
$10,170 USD
View
A
Retailer 3
-
$14,465 CAD
HK$80,900 HKD
View
Retailer 4
-
$15,282 CAD
$10,940 USD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$15,480 CAD
$11,082 USD
View
A
Retailer 6
-
$15,989 CAD
£9,013 GBP
View
A
Retailer 7
-
$22,362 CAD
€15,246 EUR
View
A
Retailer 8
-
$23,216 CAD
$16,620 USD
View
B+
Retailer 9
-
$24,257 CAD
$17,365 USD
View
B+
Retailer 10
-
$24,782 CAD
£13,969 GBP
View
B+
Retailer 11
-
$26,944 CAD
ZAR 311,603 ZAR
View
B+
Retailer 12
-
$37,321 CAD
$26,717 USD
View
B
Retailer 13
-
$42,756 CAD
$30,608 USD
View
Most Expensive
B
With Clarity
799670188 · Oct 30
$71,890 CAD
$51,464 USD
View
13 more retailers have this diamond
Prices start from $11,763 CADSave up to $60,127 CAD

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
5.28ct Cushion
$11,763 CAD