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Marquise|Lab Grown|IGI

1.51ct D VS2 Marquise Lab Grown Diamond

ID • D/VS2 • IGI LG785611410

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG785611410

Diamond specifications and retailer prices

From $297 USD
As of October 30, 2026
Save $2,343 USD (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,640 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 LG785611410 or 785611410. Listed at 16 retailers as of October 30, 2026, with prices from $297 to $2,640, a $2,343 spread on the same certified stone. Do Amore Diamonds lists it at $2,640. 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 angle34.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG785611410
Dimensions11.93 × 6.00 × 3.73 mm
L/W Ratio1.99
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.93 mm6.00 mm1.51 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG785611410
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.2%

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: $1,631 USD|Low: $285 USD|High: $1,650 USD|Avg: $799 USD|-1.1%
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
November 1, 2026
Retailer 11$297 USD
Retailer 4$345 USD
Retailer 5$369 USD
Retailer 12$369 USD
Retailer 6$453 USD
Retailer 10$525 USD
Retailer 3$604 USD
Retailer 7$722 USD
Retailer 8$1,120 USD
Retailer 9$1,132 USD
Retailer 2$1,308 USD
Retailer 13$1,417 USD
Retailer 1$1,631 USD

44 data points across 13 retailers

16 retailers$297 USD to $2,640 USD

A
Cheapest Retailer
-
$297 USD
A
Retailer 2
-
$345 USD
View
Retailer 3
-
$369 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$369 USD
View
A
Retailer 5
-
$415 USD
View
A
Retailer 6
-
$453 USD
£357 GBP
View
A
Retailer 7
-
$525 USD
View
A
Retailer 8
-
$604 USD
View
B+
Retailer 9
-
$722 USD
£568 GBP
View
B+
Retailer 10
-
$1,120 USD
View
B
Retailer 11
-
$1,132 USD
View
B
Retailer 12
-
$1,308 USD
View
B
Retailer 13
-
$1,417 USD
View
Retailer 14
-
$1,469 USD
View
Price last confirmed 14 days ago
B
Retailer 15
-
$1,631 USD
£1,284 GBP
View
Most Expensive
B
Do Amore Diamonds
27-9544D51D1 · Oct 31
$2,640 USD
View
15 more retailers have this diamond
Prices start from $297 USDSave up to $2,343 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
$297 USD