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Cushion|Lab Grown|IGI

1.51ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG538289815

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG538289815

Diamond specifications and retailer prices

From $300 USD
As of November 4, 2026
Save $1,030 USD (77%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,330 USD at MOH London · As of November 2, 2026
View at MOH London

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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG538289815 or 538289815. Listed at 13 retailers as of November 2, 2026, with prices from $300 to $1,330, a $1,030 spread on the same certified stone. MOH London lists it at $1,330. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG538289815
Dimensions7.19 × 6.98 × 4.35 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.19 mm6.98 mm1.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG538289815
Side View
Table 62.5%Crown 34.6°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.3%

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: Nov 4
Current: $1,330 USD|Low: $300 USD|High: $1,450 USD|Avg: $756 USD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 4, 2026
Retailer 3$300 USD
Retailer 7$332 USD
Retailer 8$500 USD
Retailer 10$551 USD
Retailer 4$572 USD
Retailer 2$629 USD
Retailer 11$669 USD
Retailer 6$771 USD
Retailer 9$1,277 USD
Retailer 5$1,280 USD
MOH London$1,330 USD

41 data points across 11 retailers

13 retailers$300 USD to $1,330 USD

A
Cheapest Retailer
-
$300 USD
Final sale: no returns
Retailer 2
-
$332 USD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$497 USD
View
A
Retailer 4
-
$500 USD
View
A
Retailer 5
-
$551 USD
View
A
Retailer 6
-
$572 USD
View
A
Retailer 7
-
$629 USD
View
B+
Retailer 8
-
$669 USD
View
Retailer 9
-
$771 USD
View
Price last confirmed 8 days ago
B
Retailer 10
-
$1,117 USD
View
B
Retailer 11
-
$1,277 USD
View
B
Retailer 12
-
$1,280 USD
View
Most Expensive
B
MOH London
LG538289815 · Nov 2
$1,330 USD
£1,047 GBP
View
12 more retailers have this diamond
Prices start from $300 USDSave up to $1,030 USD

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
$300 USD