Cushion|Lab Grown|IGI

3.10ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG836630171

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

Certificate IGI LG836630171

Diamond specifications and retailer prices

From $791 CAD
$566 USD
As of October 29, 2026
Save $4,406 CAD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $5,196 CAD at Brilliant Earth · As of October 24, 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 LG836630171 or 836630171. Listed at 15 retailers as of October 24, 2026, with prices from $791 to $5,196, a $4,406 spread on the same certified stone. Brilliant Earth lists it at $5,196. 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 angle36.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836630171
Dimensions8.28 × 8.14 × 5.56 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.28 mm8.14 mm3.10 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836630171
Side View
Table 66.0%Crown 36.4°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 68.3%

Caratlytics Score

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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 29
Current: $1,457 CAD|Low: $791 CAD|High: $3,697 CAD|Avg: $2,019 CAD|+0.2%
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
Retailer 14
October 30, 2026
Retailer 13$791 CAD
Retailer 11$966 CAD
Retailer 9$1,055 CAD
Retailer 10$1,110 CAD
Retailer 14$1,208 CAD
Retailer 7$1,285 CAD
Retailer 1$1,457 CAD
Retailer 3$2,069 CAD
Retailer 12$2,725 CAD
Retailer 5$2,770 CAD
Retailer 4$2,849 CAD
Retailer 6$2,954 CAD
Retailer 2$3,028 CAD
Retailer 8$3,674 CAD

23 data points across 14 retailers

15 retailers$791 CAD to $5,196 CAD

A
Cheapest Retailer
-
$791 CAD
$566 USD
Final sale: no returns
A
Retailer 2
-
$966 CAD
HK$5,400 HKD
View
A
Retailer 3
-
$1,055 CAD
$755 USD
View
Retailer 4
-
$1,110 CAD
£626 GBP
View
Price last confirmed 17 days ago
B+
Retailer 5
-
$1,208 CAD
$865 USD
View
A
Retailer 6
-
$1,285 CAD
€876 EUR
View
A
Retailer 7
-
$1,457 CAD
£821 GBP
View
A
Retailer 8
-
$2,069 CAD
$1,481 USD
View
B+
Retailer 9
-
$2,725 CAD
$1,951 USD
View
B+
Retailer 10
-
$2,770 CAD
SGD 2,680 SGD
View
B+
Retailer 11
-
$2,849 CAD
$2,040 USD
View
B+
Retailer 12
-
$2,954 CAD
$2,115 USD
View
B+
Retailer 13
-
$3,028 CAD
$2,168 USD
View
B+
Retailer 14
-
$3,674 CAD
£2,071 GBP
View
Most Expensive
B
Brilliant Earth
21801314A · Oct 24
$5,196 CAD
$3,720 USD
View
14 more retailers have this diamond
Prices start from $791 CADSave up to $4,406 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
$791 CAD