Marquise|Lab Grown|IGI

3.59ct E SI2 Marquise Lab Grown Diamond

EX • E/SI2 • IGI LG739585167

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG739585167

Diamond specifications and retailer prices

From $1,353 CAD
$967 USD
As of October 29, 2026
Save $1,742 CAD (56%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,988 CAD at MOH London · As of October 15, 2026
View at MOH London

About this 3.59ct lab-grown marquise diamond

This 3.59ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG739585167 or 739585167. Listed at 14 retailers as of October 24, 2026, with a 129% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.59
Carat
E
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739585167
Dimensions15.74 × 8.02 × 4.97 mm
L/W Ratio1.96
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.74 mm8.02 mm3.59 ctE / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739585167
Side View
Table 57.0%Crown 35.1°Girdle: STK-THKPavilion 39°Culet: NoneDepth 62.0%

Caratlytics Score

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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 29
Current: $4,988 CAD|Low: $987 CAD|High: $85,418 CAD|Avg: $9,067 CAD|-0.1%
MOH London
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
October 26, 2026
Retailer 11$1,029 CAD
Retailer 15$1,118 CAD
Retailer 3$1,192 CAD
Retailer 12$1,192 CAD
Retailer 4$1,353 CAD
Retailer 6$1,493 CAD
Retailer 14$1,635 CAD
Retailer 9$1,898 CAD
Retailer 10$2,052 CAD
Retailer 2$2,609 CAD
Retailer 8$2,938 CAD
Retailer 5$3,095 CAD
Retailer 13$3,702 CAD
MOH London$4,988 CAD
Retailer 7$85,418 CAD

32 data points across 15 retailers

14 retailers$1,353 CAD to $3,095 CAD

Retailer 1
-
$1,029 CAD
$735 USD
Price last confirmed 22 days ago
Retailer 2
-
$1,118 CAD
$799 USD
View
Price last confirmed 15 days ago
Retailer 3
-
$1,192 CAD
$852 USD
View
Price last confirmed 17 days ago
Retailer 4
-
$1,192 CAD
$852 USD
View
Price last confirmed 27 days ago
A
Retailer 5
-
$1,353 CAD
$967 USD
View
Retailer 6
-
$1,493 CAD
$1,067 USD
View
Price last confirmed 13 days ago
Retailer 7
-
$1,635 CAD
$1,168 USD
View
Price last confirmed 14 days ago
Retailer 8
-
$1,898 CAD
£1,068 GBP
View
Price last confirmed 14 days ago
Retailer 9
-
$2,052 CAD
£1,155 GBP
View
Price last confirmed 14 days ago
B+
Retailer 10
-
$2,609 CAD
A$2,868 AUD
View
Retailer 11
-
$2,938 CAD
$2,099 USD
View
Price last confirmed 14 days ago
B
Retailer 12
-
$3,095 CAD
$2,211 USD
View
Retailer 13
-
$3,702 CAD
$2,645 USD
View
Price last confirmed 13 days ago
Most Expensive
MOH London
LG739585167 · Oct 15
$4,988 CAD
£2,806 GBP
View
Price last confirmed 15 days ago
13 more retailers have this diamond
Prices start from $1,353 CADSave up to $1,742 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
3.59ct Marquise
$1,353 CAD