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Marquise|Lab Grown|IGI

1.51ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG849630411

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG849630411

Diamond specifications and retailer prices

From $254 USD
As of November 4, 2026
Save $1,111 USD (81%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,365 USD at Reve Diamonds · As of November 4, 2026
View at Reve 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG849630411 or 849630411. Listed at 22 retailers as of November 4, 2026, with prices from $254 to $1,365, a $1,111 spread on the same certified stone. Reve Diamonds lists it at $1,365. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849630411
Dimensions12.17 × 5.94 × 3.55 mm
L/W Ratio2.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.17 mm5.94 mm1.51 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849630411
Side View
Table 61.0%Crown 37.1°Girdle: MED-STKPavilion 38.1°Culet: NoneDepth 59.8%

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: Nov 4
Current: $593 USD|Low: $254 USD|High: $1,379 USD|Avg: $707 USD|+0.5%
Retailer 1
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Retailer 21
Reve Diamonds
November 5, 2026
Retailer 16$254 USD
Retailer 4$283 USD
Retailer 20$294 USD
Retailer 6$315 USD
Retailer 15$349 USD
Retailer 19$422 USD
Retailer 21$475 USD
Retailer 3$530 USD
Retailer 13$548 USD
Retailer 10$552 USD
Retailer 14$583 USD
Retailer 1$593 USD
Retailer 2$657 USD
Retailer 7$736 USD
Retailer 18$747 USD
Retailer 8$1,011 USD
Retailer 17$1,011 USD
Retailer 5$1,062 USD
Retailer 11$1,065 USD
Retailer 9$1,238 USD
Retailer 12$1,257 USD
Reve Diamonds$1,365 USD

13 data points across 22 retailers

22 retailers$254 USD to $1,365 USD

A
Cheapest Retailer
-
$254 USD
A
Retailer 2
-
$283 USD
View
Final sale: no returns
A
Retailer 3
-
$294 USD
View
A
Retailer 4
-
$315 USD
View
A
Retailer 5
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$349 USD
View
B+
Retailer 6
-
$422 USD
View
A
Retailer 7
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$475 USD
View
A
Retailer 8
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$530 USD
View
Retailer 9
-
$548 USD
View
Price last confirmed 11 days ago
A
Retailer 10
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$552 USD
View
A
Retailer 11
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$583 USD
View
A
Retailer 12
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$593 USD
View
B+
Retailer 13
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$657 USD
View
B+
Retailer 14
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$736 USD
View
B+
Retailer 15
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$747 USD
View
B+
Retailer 16
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$1,011 USD
View
B+
Retailer 17
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$1,011 USD
View
B
Retailer 18
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$1,062 USD
View
Retailer 19
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$1,065 USD
View
Price last confirmed 11 days ago
B
Retailer 20
-
$1,238 USD
View
B
Retailer 21
-
$1,257 USD
View
Most Expensive
B
Reve Diamonds
7D309EF1F · Nov 4
$1,365 USD
View
21 more retailers have this diamond
Prices start from $254 USDSave up to $1,111 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
$254 USD