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Marquise|Lab Grown|IGI

1.51ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG851623149

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG851623149

Diamond specifications and retailer prices

From $233 USD
As of November 4, 2026
Save $1,629 USD (87%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,862 USD at Yadav Diamonds · As of November 4, 2026
View at Yadav 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG851623149 or 851623149. Listed at 19 retailers as of November 4, 2026, with prices from $233 to $1,862, a $1,629 spread on the same certified stone. Yadav Diamonds lists it at $1,862. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851623149
Dimensions11.74 × 6.02 × 3.84 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.74 mm6.02 mm1.51 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851623149
Side View
Table 59.0%Crown 33.3°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.8%

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: $335 USD|Low: $233 USD|High: $1,862 USD|Avg: $724 USD|-1.2%
Retailer 1
Retailer 2
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Retailer 18
Yadav Diamonds
November 5, 2026
Retailer 15$233 USD
Retailer 16$270 USD
Retailer 3$289 USD
Retailer 8$332 USD
Retailer 1$335 USD
Retailer 2$390 USD
Retailer 17$499 USD
Retailer 5$516 USD
Retailer 11$540 USD
Retailer 7$541 USD
Retailer 13$675 USD
Retailer 14$715 USD
Retailer 4$930 USD
Retailer 10$953 USD
Retailer 9$981 USD
Retailer 18$1,064 USD
Retailer 12$1,158 USD
Retailer 6$1,201 USD
Yadav Diamonds$1,862 USD

9 data points across 19 retailers

19 retailers$233 USD to $1,862 USD

A
Cheapest Retailer
-
$233 USD
A
Retailer 2
-
$270 USD
View
A
Retailer 3
-
$289 USD
View
A
Retailer 4
-
$332 USD
View
A
Retailer 5
-
$335 USD
View
B+
Retailer 6
-
$390 USD
View
A
Retailer 7
-
$499 USD
View
A
Retailer 8
-
$516 USD
View
A
Retailer 9
-
$540 USD
View
A
Retailer 10
-
$541 USD
View
A
Retailer 11
-
$675 USD
View
A
Retailer 12
-
$715 USD
View
B+
Retailer 13
-
$930 USD
View
B+
Retailer 14
-
$953 USD
View
B+
Retailer 15
-
$981 USD
View
B
Retailer 16
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$1,064 USD
View
B
Retailer 17
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$1,158 USD
View
B
Retailer 18
-
$1,201 USD
View
Most Expensive
B
Yadav Diamonds
13379941 · Nov 4
$1,862 USD
View
18 more retailers have this diamond
Prices start from $233 USDSave up to $1,629 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
$233 USD