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Marquise|Lab Grown|IGI

1.50ct H VS1 Marquise Lab Grown Diamond

EX • H/VS1 • IGI LG668472880

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG668472880

Diamond specifications and retailer prices

From $419 USD
As of November 1, 2026
Save $715 USD (63%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,134 USD at MOH London · As of November 5, 2026
View at MOH London

About this 1.5ct lab-grown marquise diamond

This 1.5ct lab-grown marquise sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG668472880 or 668472880. Listed at 7 retailers as of November 1, 2026, with prices from $419 to $1,134, a $715 spread on the same certified stone. MOH London lists it at $1,134. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle31.1°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668472880
Dimensions11.60 × 5.95 × 3.75 mm
L/W Ratio1.95
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.60 mm5.95 mm1.50 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG668472880
Side View
Table 60.0%Crown 31.1°Girdle: STK-THKPavilion 38.8°Culet: NoneDepth 63.0%

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 1
Current: $1,134 USD|Low: $288 USD|High: $1,167 USD|Avg: $658 USD|-2.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 6$288 USD
Retailer 3$419 USD
Retailer 4$424 USD
Retailer 2$482 USD
Retailer 9$510 USD
Retailer 7$614 USD
Retailer 8$817 USD
Retailer 5$835 USD
MOH London$1,134 USD

18 data points across 9 retailers

7 retailers$419 USD to $1,134 USD

Retailer 1
-
$288 USD
Price last confirmed 11 days ago
A
Retailer 2
-
$419 USD
View
B+
Retailer 3
-
$424 USD
View
A
Retailer 4
-
$482 USD
View
A
Retailer 5
-
$614 USD
View
B+
Retailer 6
-
$835 USD
View
Most Expensive
B
MOH London
LG668472880 · Nov 5
$1,134 USD
£893 GBP
View
6 more retailers have this diamond
Prices start from $419 USDSave up to $715 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
1.50ct Marquise
$419 USD