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 €321 EUR
£282 GBP
As of October 28, 2026
Save €914 EUR (74%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,924 EUR 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: €1,924 EUR|Low: €258 EUR|High: €1,924 EUR|Avg: €732 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
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Retailer 20
October 31, 2026
Retailer 10€258 EUR
Retailer 5€321 EUR
Retailer 14€321 EUR
Retailer 4€387 EUR
Retailer 15€389 EUR
Retailer 2€473 EUR
Retailer 20€475 EUR
Retailer 13€493 EUR
Retailer 6€522 EUR
Retailer 16€544 EUR
Retailer 19€673 EUR
Retailer 3€723 EUR
Retailer 12€869 EUR
Retailer 8€922 EUR
Retailer 11€927 EUR
Retailer 9€967 EUR
Retailer 18€1,047 EUR
Retailer 17€1,150 EUR
Retailer 7€1,235 EUR
Brilliant Earth€1,924 EUR

26 data points across 20 retailers

19 retailers€321 EUR to €1,235 EUR

Retailer 1
-
€321 EUR
HK$2,800 HKD
Price last confirmed 16 days ago
A
Retailer 2
-
€321 EUR
£282 GBP
View
B+
Retailer 3
-
€387 EUR
$432 USD
View
A
Retailer 4
-
€389 EUR
$435 USD
View
A
Retailer 5
-
€473 EUR
View
A
Retailer 6
-
€475 EUR
$531 USD
View
A
Retailer 7
-
€493 EUR
ZAR 8,889 ZAR
View
A
Retailer 8
-
€522 EUR
$583 USD
View
A
Retailer 9
-
€544 EUR
£479 GBP
View
Retailer 10
-
€673 EUR
A$1,157 AUD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
€723 EUR
$808 USD
View
B+
Retailer 12
-
€887 EUR
$991 USD
View
B
Retailer 13
-
€922 EUR
A$1,584 AUD
View
B
Retailer 14
-
€927 EUR
SGD 1,399 SGD
View
B
Retailer 15
-
€967 EUR
$1,081 USD
View
B
Retailer 16
-
€1,047 EUR
$1,170 USD
View
B
Retailer 17
-
€1,150 EUR
£1,012 GBP
View
B
Retailer 18
-
€1,235 EUR
$1,379 USD
View
Most Expensive
Brilliant Earth
21586794A · Oct 16
€1,924 EUR
$2,150 USD
View
Price last confirmed 15 days ago
18 more retailers have this diamond
Prices start from €321 EURSave up to €914 EUR

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
€321 EUR