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Marquise|Lab Grown|IGI

3.73ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG712590621

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG712590621

Diamond specifications and retailer prices

From $1,050 CAD
$750 USD
As of October 30, 2026
Save $7,936 CAD (88%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $8,985 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 LG712590621 or 712590621. Listed at 13 retailers as of October 29, 2026, with prices from $1,050 to $8,985, a $7,936 spread on the same certified stone. Do Amore Diamonds lists it at $8,985. 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 angle32.1°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG712590621
Dimensions16.73 × 8.06 × 4.88 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.73 mm8.06 mm3.73 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG712590621
Side View
Table 61.0%Crown 32.1°Girdle: STK-THKPavilion 39.7°Culet: NoneDepth 60.5%

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 30
Current: $8,985 CAD|Low: $1,008 CAD|High: $8,985 CAD|Avg: $3,252 CAD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 11$1,050 CAD
Retailer 3$1,142 CAD
Retailer 9$1,647 CAD
Retailer 4$1,674 CAD
Retailer 13$1,971 CAD
Retailer 6$1,973 CAD
Retailer 5$2,087 CAD
Retailer 10$2,894 CAD
Retailer 7$3,031 CAD
Retailer 12$3,778 CAD
Retailer 2$5,062 CAD
Retailer 8$5,339 CAD
Do Amore Diamonds$8,985 CAD

22 data points across 13 retailers

13 retailers$1,050 CAD to $8,985 CAD

A
Cheapest Retailer
-
$1,050 CAD
$750 USD
A
Retailer 2
-
$1,142 CAD
$816 USD
View
Retailer 3
-
$1,647 CAD
£927 GBP
View
Price last confirmed 13 days ago
A
Retailer 4
-
$1,674 CAD
$1,196 USD
View
A
Retailer 5
-
$1,971 CAD
$1,408 USD
View
B+
Retailer 6
-
$1,973 CAD
$1,410 USD
View
A
Retailer 7
-
$2,087 CAD
$1,491 USD
View
B+
Retailer 8
-
$2,894 CAD
$2,068 USD
View
Retailer 9
-
$3,031 CAD
A$3,332 AUD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$3,778 CAD
$2,699 USD
View
B
Retailer 11
-
$5,062 CAD
£2,848 GBP
View
B
Retailer 12
-
$5,339 CAD
$3,815 USD
View
Most Expensive
B
Do Amore Diamonds
7-1704266 · Oct 29
$8,985 CAD
$6,420 USD
View
12 more retailers have this diamond
Prices start from $1,050 CADSave up to $7,936 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
$1,050 CAD