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Marquise|Lab Grown|IGI

3.73ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG704563968

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG704563968

Diamond specifications and retailer prices

From $1,320 CAD
$943 USD
As of October 28, 2026
Save $9,863 CAD (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $11,183 CAD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

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 LG704563968 or 704563968. Listed at 21 retailers as of October 28, 2026, with prices from $1,320 to $11,183, a $9,863 spread on the same certified stone. Brilliant Earth lists it at $11,183. 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 angle33.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG704563968
Dimensions8.25 × 8.25 × 5.09 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.25 mm8.25 mm3.73 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG704563968
Side View
Table 59.0%Crown 33.9°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.7%

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: Oct 28
Current: $11,183 CAD|Low: $1,358 CAD|High: $11,617 CAD|Avg: $3,915 CAD
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 30, 2026
Retailer 7$1,358 CAD
Retailer 18$1,408 CAD
Retailer 4$1,652 CAD
Retailer 8$1,769 CAD
Retailer 19$1,905 CAD
Retailer 6$1,983 CAD
Retailer 9$2,003 CAD
Retailer 2$2,395 CAD
Retailer 20$3,236 CAD
Retailer 16$3,505 CAD
Retailer 13$3,607 CAD
Retailer 17$4,185 CAD
Retailer 10$4,287 CAD
Retailer 12$4,353 CAD
Retailer 5$4,403 CAD
Retailer 3$4,607 CAD
Retailer 14$5,297 CAD
Retailer 11$5,534 CAD
Retailer 15$10,777 CAD
Brilliant Earth$11,183 CAD

18 data points across 20 retailers

21 retailers$1,320 CAD to $11,183 CAD

A
Cheapest Retailer
-
$1,320 CAD
$943 USD
A
Retailer 2
-
$1,358 CAD
$970 USD
View
Final sale: no returns
A
Retailer 3
-
$1,408 CAD
$1,006 USD
View
Retailer 4
-
$1,408 CAD
$1,006 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$1,652 CAD
$1,180 USD
View
Retailer 6
-
$1,905 CAD
£1,072 GBP
View
Price last confirmed 13 days ago
A
Retailer 7
-
$1,983 CAD
$1,417 USD
View
A
Retailer 8
-
$2,003 CAD
$1,431 USD
View
A
Retailer 9
-
$2,395 CAD
£1,347 GBP
View
B+
Retailer 10
-
$3,236 CAD
$2,312 USD
View
Retailer 11
-
$3,505 CAD
A$3,853 AUD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
$3,607 CAD
ZAR 41,639 ZAR
View
B
Retailer 13
-
$4,185 CAD
$2,990 USD
View
B
Retailer 14
-
$4,287 CAD
£2,412 GBP
View
Retailer 15
-
$4,353 CAD
A$4,785 AUD
View
Price last confirmed 118 days ago
B
Retailer 16
-
$4,403 CAD
$3,146 USD
View
B
Retailer 17
-
$4,607 CAD
$3,291 USD
View
B
Retailer 18
-
$5,297 CAD
£2,980 GBP
View
B
Retailer 19
-
$5,534 CAD
$3,954 USD
View
B
Retailer 20
-
$10,777 CAD
$7,700 USD
View
Most Expensive
B
Brilliant Earth
18610444A · Oct 28
$11,183 CAD
$7,990 USD
View
20 more retailers have this diamond
Prices start from $1,320 CADSave up to $9,863 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
$1,320 CAD