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Marquise|Lab Grown|IGI

1.51ct D VS2 Marquise Lab Grown Diamond

ID • D/VS2 • IGI LG811670269

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG811670269

Diamond specifications and retailer prices

From $229 USD
As of October 30, 2026
Save $1,121 USD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,350 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.51ct lab-grown marquise diamond

This 1.51ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG811670269 or 811670269. Listed at 19 retailers as of October 30, 2026, with prices from $229 to $1,350, a $1,121 spread on the same certified stone. Brilliant Earth lists it at $1,350. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811670269
Dimensions11.11 × 5.83 × 3.85 mm
L/W Ratio1.91
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.11 mm5.83 mm1.51 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811670269
Side View
Table 60.0%Crown 34.6°Girdle: THK-VTKPavilion 40.4°Culet: NoneDepth 66.0%

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 30
Current: $1,350 USD|Low: $229 USD|High: $1,420 USD|Avg: $747 USD|-4.9%
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
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Retailer 15
Retailer 16
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Retailer 20
November 1, 2026
Retailer 20$229 USD
Retailer 18$256 USD
Retailer 6$283 USD
Retailer 9$284 USD
Retailer 11$303 USD
Retailer 13$316 USD
Retailer 3$390 USD
Retailer 17$411 USD
Retailer 7$487 USD
Retailer 14$530 USD
Retailer 16$763 USD
Retailer 15$911 USD
Retailer 5$964 USD
Retailer 8$1,015 USD
Retailer 19$1,043 USD
Retailer 2$1,110 USD
Retailer 12$1,189 USD
Retailer 10$1,222 USD
Retailer 4$1,285 USD
Brilliant Earth$1,350 USD

22 data points across 20 retailers

19 retailers$229 USD to $1,350 USD

A
Cheapest Retailer
-
$229 USD
A
Retailer 2
-
$256 USD
View
Final sale: no returns
A
Retailer 3
-
$283 USD
View
A
Retailer 4
-
$284 USD
View
Retailer 5
-
$303 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$316 USD
£248 GBP
View
B+
Retailer 7
-
$390 USD
View
A
Retailer 8
-
$411 USD
View
A
Retailer 9
-
$487 USD
€464 EUR
View
A
Retailer 10
-
$530 USD
£417 GBP
View
B+
Retailer 11
-
$763 USD
View
B+
Retailer 12
-
$911 USD
View
B+
Retailer 13
-
$964 USD
View
B
Retailer 14
-
$1,015 USD
A$1,562 AUD
View
B+
Retailer 15
-
$1,043 USD
View
B
Retailer 16
-
$1,110 USD
View
Retailer 17
-
$1,222 USD
£962 GBP
View
Price last confirmed 13 days ago
B
Retailer 18
-
$1,285 USD
View
Most Expensive
B
Brilliant Earth
20658656A · Oct 31
$1,350 USD
View
18 more retailers have this diamond
Prices start from $229 USDSave up to $1,121 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 Marquise
$229 USD