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Marquise|Lab Grown|IGI

1.51ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG833664912

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG833664912

Diamond specifications and retailer prices

From $261 USD
As of November 4, 2026
Save $2,059 USD (89%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,320 USD at Do Amore Diamonds · As of November 4, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG833664912 or 833664912. Listed at 23 retailers as of November 4, 2026, with prices from $261 to $2,320, a $2,059 spread on the same certified stone. Do Amore Diamonds lists it at $2,320. 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 angle34.5°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833664912
Dimensions12.27 × 5.88 × 3.65 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.27 mm5.88 mm1.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833664912
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 62.1%

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: $621 USD|Low: $250 USD|High: $2,160 USD|Avg: $782 USD|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 3$261 USD
Retailer 11$291 USD
Retailer 4$323 USD
Retailer 6$396 USD
Retailer 10$485 USD
Retailer 8$615 USD
Retailer 1$621 USD
Retailer 7$837 USD
Retailer 2$994 USD
Retailer 12$1,135 USD
Retailer 5$1,426 USD
Retailer 9$2,060 USD

35 data points across 12 retailers

23 retailers$261 USD to $2,320 USD

A
Cheapest Retailer
-
$261 USD
A
Retailer 2
-
$291 USD
View
Final sale: no returns
A
Retailer 3
-
$303 USD
View
Retailer 4
-
$323 USD
View
Price last confirmed 11 days ago
A
Retailer 5
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$323 USD
View
A
Retailer 6
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$396 USD
View
A
Retailer 7
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$412 USD
View
B+
Retailer 8
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$432 USD
View
A
Retailer 9
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$485 USD
View
B+
Retailer 10
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$586 USD
View
A
Retailer 11
-
$615 USD
View
A
Retailer 12
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$621 USD
View
B+
Retailer 13
-
$837 USD
View
B+
Retailer 14
-
$994 USD
View
Retailer 15
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$1,135 USD
View
Price last confirmed 18 days ago
B
Retailer 16
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$1,148 USD
View
B
Retailer 17
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$1,272 USD
View
B
Retailer 18
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$1,313 USD
View
B
Retailer 19
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$1,385 USD
View
B
Retailer 20
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$1,426 USD
View
B
Retailer 21
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$2,060 USD
View
B
Retailer 22
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$2,200 USD
View
Most Expensive
B
Do Amore Diamonds
27-AD9B21A53 · Nov 4
$2,320 USD
View
22 more retailers have this diamond
Prices start from $261 USDSave up to $2,059 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
$261 USD