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Cushion|Lab Grown|IGI

1.51ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG837661802

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG837661802

Diamond specifications and retailer prices

From $501 CAD
£282 GBP
As of October 28, 2026
Save $1,426 CAD (74%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,003 CAD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.51ct lab-grown cushion diamond

This 1.51ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837661802 or 837661802. Listed at 19 retailers as of October 28, 2026, with a 285% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.2°
Pavilion angle30.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837661802
Dimensions7.95 × 5.60 × 3.89 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.95 mm5.60 mm1.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837661802
Side View
Table 65.0%Crown 38.2°Girdle: MED-THKPavilion 30.4°Culet: NoneDepth 69.5%

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 28
Current: $3,003 CAD|Low: $402 CAD|High: $3,003 CAD|Avg: $1,143 CAD
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 31, 2026
Retailer 10$402 CAD
Retailer 5$501 CAD
Retailer 14$501 CAD
Retailer 4$603 CAD
Retailer 15$608 CAD
Retailer 2$738 CAD
Retailer 20$742 CAD
Retailer 13$769 CAD
Retailer 6$814 CAD
Retailer 16$849 CAD
Retailer 19$1,051 CAD
Retailer 3$1,129 CAD
Retailer 12$1,356 CAD
Retailer 8$1,438 CAD
Retailer 11$1,446 CAD
Retailer 9$1,510 CAD
Retailer 18$1,634 CAD
Retailer 17$1,795 CAD
Retailer 7$1,927 CAD
Brilliant Earth$3,003 CAD

26 data points across 20 retailers

19 retailers$501 CAD to $1,927 CAD

Retailer 1
-
$501 CAD
HK$2,800 HKD
Price last confirmed 18 days ago
A
Retailer 2
-
$501 CAD
£282 GBP
View
Retailer 3
-
$603 CAD
$432 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$608 CAD
$435 USD
View
A
Retailer 5
-
$738 CAD
€503 EUR
View
A
Retailer 6
-
$742 CAD
$531 USD
View
A
Retailer 7
-
$769 CAD
ZAR 8,889 ZAR
View
A
Retailer 8
-
$814 CAD
$583 USD
View
A
Retailer 9
-
$849 CAD
£479 GBP
View
Retailer 10
-
$1,051 CAD
A$1,157 AUD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$1,129 CAD
$808 USD
View
B+
Retailer 12
-
$1,384 CAD
$991 USD
View
Retailer 13
-
$1,438 CAD
A$1,584 AUD
View
Price last confirmed 7 days ago
B
Retailer 14
-
$1,446 CAD
SGD 1,399 SGD
View
B
Retailer 15
-
$1,510 CAD
$1,081 USD
View
B
Retailer 16
-
$1,634 CAD
$1,170 USD
View
B
Retailer 17
-
$1,795 CAD
£1,012 GBP
View
B
Retailer 18
-
$1,927 CAD
$1,379 USD
View
Most Expensive
Brilliant Earth
21586794A · Oct 16
$3,003 CAD
$2,150 USD
View
Price last confirmed 16 days ago
18 more retailers have this diamond
Prices start from $501 CADSave up to $1,426 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
1.51ct Cushion
$501 CAD