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Marquise|Lab Grown|IGI

3.73ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG847631387

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG847631387

Diamond specifications and retailer prices

From $840 CAD
$600 USD
As of October 29, 2026
Save $4,703 CAD (85%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $5,542 CAD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.73ct lab-grown marquise diamond

This 3.73ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG847631387 or 847631387. Listed at 3 retailers as of October 28, 2026, with prices from $840 to $5,542, a $4,703 spread on the same certified stone. Rare Carat lists it at $5,542. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.73
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847631387
Dimensions16.64 × 8.03 × 4.93 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.64 mm8.03 mm3.73 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847631387
Side View
Table 62.0%Crown 34.2°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 61.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $5,542 CAD|Low: $840 CAD|High: $5,542 CAD|Avg: $2,295 CAD
Rare Carat
Retailer 2
Retailer 3
October 30, 2026
Retailer 3$840 CAD
Retailer 2$1,505 CAD
Rare Carat$5,542 CAD

7 data points across 3 retailers

3 retailers$840 CAD to $5,542 CAD

A
Cheapest Retailer
-
$840 CAD
$600 USD
Final sale: no returns
A
Retailer 2
-
$1,505 CAD
£847 GBP
View
Most Expensive
B
Rare Carat
847631387 · Oct 28
$5,542 CAD
$3,960 USD
View
2 more retailers have this diamond
Prices start from $840 CADSave up to $4,703 CAD

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
3.73ct Marquise
$840 CAD