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Marquise|Lab Grown|IGI

1.51ct F VVS1 Marquise Lab Grown Diamond

ID • F/VVS1 • IGI LG818675141

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818675141

Diamond specifications and retailer prices

From $265 USD
As of November 6, 2026
Save $1,245 USD (82%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,510 USD at Brilliant Earth · As of November 6, 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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818675141 or 818675141. Listed at 22 retailers as of November 6, 2026, with prices from $265 to $1,510, a $1,245 spread on the same certified stone. Brilliant Earth lists it at $1,510. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818675141
Dimensions11.50 × 6.14 × 3.70 mm
L/W Ratio1.87
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.50 mm6.14 mm1.51 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818675141
Side View
Table 63.0%Crown 33.8°Girdle: STK-THKPavilion 39.5°Culet: NoneDepth 60.3%

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 6
Current: $1,510 USD|Low: $254 USD|High: $1,530 USD|Avg: $848 USD|-0.7%
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
Retailer 14
Retailer 15
November 6, 2026
Retailer 4$265 USD
Retailer 6$329 USD
Retailer 15$490 USD
Retailer 2$531 USD
Retailer 7$546 USD
Retailer 13$566 USD
Retailer 8$623 USD
Retailer 11$769 USD
Retailer 12$846 USD
Retailer 14$1,180 USD
Retailer 10$1,204 USD
Retailer 3$1,251 USD
Retailer 5$1,280 USD
Retailer 9$1,313 USD
Brilliant Earth$1,510 USD

40 data points across 15 retailers

22 retailers$265 USD to $1,510 USD

A
Cheapest Retailer
-
$265 USD
A
Retailer 2
-
$307 USD
View
A
Retailer 3
-
$329 USD
View
Retailer 4
-
$329 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$490 USD
View
A
Retailer 6
-
$531 USD
View
A
Retailer 7
-
$546 USD
View
A
Retailer 8
-
$566 USD
View
A
Retailer 9
-
$623 USD
View
A
Retailer 10
-
$627 USD
View
B+
Retailer 11
-
$769 USD
View
B+
Retailer 12
-
$846 USD
View
B+
Retailer 13
-
$1,020 USD
View
B+
Retailer 14
-
$1,057 USD
View
B+
Retailer 15
-
$1,058 USD
View
B
Retailer 16
-
$1,107 USD
View
B+
Retailer 17
-
$1,180 USD
View
B
Retailer 18
-
$1,204 USD
View
Retailer 19
-
$1,251 USD
View
Price last confirmed 8 days ago
B
Retailer 20
-
$1,280 USD
View
B
Retailer 21
-
$1,313 USD
View
Most Expensive
B
Brilliant Earth
21006377A · Nov 6
$1,510 USD
View
21 more retailers have this diamond
Prices start from $265 USDSave up to $1,245 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
$265 USD