Cushion|Lab Grown|IGI

3.10ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG838612217

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

Certificate IGI LG838612217

Diamond specifications and retailer prices

From $858 CAD
$614 USD
As of October 30, 2026
Save $4,828 CAD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $5,811 CAD at Brilliant Earth · As of October 15, 2026
View at Brilliant Earth

About this 3.1ct lab-grown cushion diamond

This 3.1ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG838612217 or 838612217. Listed at 15 retailers as of October 29, 2026, with a 563% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.10
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838612217
Dimensions8.33 × 8.30 × 5.55 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.33 mm8.30 mm3.10 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838612217
Side View
Table 62.0%Crown 32.7°Girdle: MED-THKPavilion 39.1°Culet: NoneDepth 66.9%

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: $1,108 CAD|Low: $858 CAD|High: $4,330 CAD|Avg: $2,260 CAD|-1.1%
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
October 30, 2026
Retailer 13$858 CAD
Retailer 11$978 CAD
Retailer 1$1,108 CAD
Retailer 5$1,218 CAD
Retailer 6$1,390 CAD
Retailer 7$1,877 CAD
Retailer 8$2,039 CAD
Retailer 2$2,072 CAD
Retailer 12$3,177 CAD
Retailer 3$3,446 CAD
Retailer 10$3,701 CAD
Retailer 4$3,977 CAD
Retailer 9$4,281 CAD

19 data points across 13 retailers

15 retailers$858 CAD to $5,685 CAD

A
Cheapest Retailer
-
$858 CAD
$614 USD
Final sale: no returns
A
Retailer 2
-
$978 CAD
$700 USD
View
A
Retailer 3
-
$1,108 CAD
£624 GBP
View
B+
Retailer 4
-
$1,218 CAD
$872 USD
View
A
Retailer 5
-
$1,390 CAD
€948 EUR
View
Retailer 6
-
$1,877 CAD
A$2,067 AUD
View
Price last confirmed 10 days ago
A
Retailer 7
-
$2,039 CAD
$1,460 USD
View
A
Retailer 8
-
$2,072 CAD
$1,483 USD
View
B+
Retailer 9
-
$3,177 CAD
$2,274 USD
View
Retailer 10
-
$3,446 CAD
A$3,795 AUD
View
Price last confirmed 29 days ago
B+
Retailer 11
-
$3,701 CAD
£2,086 GBP
View
B
Retailer 12
-
$3,977 CAD
$2,847 USD
View
Retailer 13
-
$4,281 CAD
$3,065 USD
View
Price last confirmed 9 days ago
B
Retailer 14
-
$5,685 CAD
$4,070 USD
View
Most Expensive
Brilliant Earth
21764321A · Oct 15
$5,811 CAD
$4,160 USD
View
Price last confirmed 15 days ago
14 more retailers have this diamond
Prices start from $858 CADSave up to $4,828 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
3.10ct Cushion
$858 CAD