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Marquise|Lab Grown|IGI

1.51ct H VS2 Marquise Lab Grown Diamond

ID • H/VS2 • IGI LG508156198

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG508156198

Diamond specifications and retailer prices

From $1,130 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: $1,130 USD at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
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 H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG508156198 or 508156198. Listed at a single retailer as of November 2, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508156198
Dimensions11.55 × 6.13 × 3.70 mm
L/W Ratio1.88
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
11.55 mm6.13 mm1.51 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508156198
Side View
Table 63.5%Crown 32.2°Girdle: MED-THKPavilion 39°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 2
Current: $1,130 USD|Low: $1,130 USD|High: $5,808 USD|Avg: $3,780 USD|-47.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
July 1, 2026
Brilliant Earth$1,130 USD
Retailer 3$1,380 USD
Retailer 5$2,080 USD
Retailer 6$2,556 USD
Retailer 4$2,962 USD
Retailer 8$3,445 USD
Retailer 9$3,764 USD
Retailer 10$4,274 USD
Retailer 2$5,255 USD
Retailer 7$5,467 USD

63 data points across 10 retailers

1 retailer

B+
Brilliant Earth
14177298A · Nov 2
$1,130 USD
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B+
1.51ct Marquise
$1,130 USD