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Marquise|Lab Grown|IGI

1.45ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG795641811

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG795641811

Diamond specifications and retailer prices

From $468 USD
As of November 1, 2026
Save $631 USD (57%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,099 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.45ct lab-grown marquise diamond

This 1.45ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG795641811 or 795641811. Listed at 6 retailers as of November 1, 2026, with prices from $468 to $1,099, a $631 spread on the same certified stone. MOH London lists it at $1,099. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG795641811
Dimensions11.40 × 5.78 × 3.70 mm
L/W Ratio1.97
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.40 mm5.78 mm1.45 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG795641811
Side View
Table 64.0%Crown 36.6°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 64.0%

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: $1,099 USD|Low: $443 USD|High: $1,111 USD|Avg: $693 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 3$468 USD
Retailer 2$510 USD
Retailer 4$600 USD
Retailer 5$605 USD
Retailer 6$934 USD
MOH London$1,099 USD

31 data points across 6 retailers

6 retailers$468 USD to $1,099 USD

A
Cheapest Retailer
-
$468 USD
A
Retailer 2
-
$510 USD
£402 GBP
View
B+
Retailer 3
-
$600 USD
View
B+
Retailer 4
-
$605 USD
View
B
Retailer 5
-
$934 USD
View
Most Expensive
B
MOH London
LG795641811 · Nov 1
$1,099 USD
£865 GBP
View
5 more retailers have this diamond
Prices start from $468 USDSave up to $631 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
1.45ct Marquise
$468 USD