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Cushion|Lab Grown|IGI

8.29ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG800643344

Shape and cutting style on the report: Cushion mixed cut

Certificate IGI LG800643344

Diamond specifications and retailer prices

From $6,954 CAD
$4,978 USD
As of October 30, 2026
Save $18,266 CAD (72%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $25,220 CAD at Adiamor · As of October 31, 2026
View at Adiamor

About this 8.29ct lab-grown cushion diamond

This 8.29ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG800643344 or 800643344. Listed at 6 retailers as of October 30, 2026, with prices from $6,954 to $25,220, a $18,266 spread on the same certified stone. Adiamor lists it at $25,220. 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

8.29
Carat
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle50.9°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800643344
Dimensions13.92 × 9.54 × 5.97 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.92 mm9.54 mm8.29 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800643344
Side View
Table 65.0%Crown 50.9°Girdle: MED-STKPavilion 40°Culet: LargeDepth 62.6%

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 30
Current: $25,220 CAD|Low: $5,975 CAD|High: $25,220 CAD|Avg: $15,152 CAD|+1.1%
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 5$6,954 CAD
Retailer 2$9,080 CAD
Retailer 4$10,846 CAD
Retailer 3$14,588 CAD
Retailer 6$24,975 CAD
Adiamor$25,220 CAD

38 data points across 6 retailers

6 retailers$6,954 CAD to $25,220 CAD

A
Cheapest Retailer
-
$6,954 CAD
$4,978 USD
B+
Retailer 2
-
$9,080 CAD
£5,118 GBP
View
B+
Retailer 3
-
$10,846 CAD
$7,764 USD
View
B+
Retailer 4
-
$14,588 CAD
£8,223 GBP
View
B
Retailer 5
-
$24,975 CAD
$17,879 USD
View
Most Expensive
B
Adiamor
D-81077783 · Oct 31
$25,220 CAD
$18,054 USD
View
5 more retailers have this diamond
Prices start from $6,954 CADSave up to $18,266 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
8.29ct Cushion
$6,954 CAD