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Marquise|Lab Grown|IGI

5.52ct G SI1 Marquise Lab Grown Diamond

ID • G/SI1 • IGI LG645467658

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG645467658

Diamond specifications and retailer prices

From $907 CAD
$649 USD
As of October 30, 2026
Save $3,521 CAD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,428 CAD at MOH London · As of November 1, 2026
View at MOH London

About this 5.52ct lab-grown marquise diamond

This 5.52ct lab-grown marquise sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG645467658 or 645467658. Listed at 13 retailers as of October 30, 2026, with prices from $907 to $4,428, a $3,521 spread on the same certified stone. MOH London lists it at $4,428. 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

5.52
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645467658
Dimensions18.32 × 9.15 × 5.81 mm
L/W Ratio2.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.32 mm9.15 mm5.52 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645467658
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.5%

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: $4,428 CAD|Low: $907 CAD|High: $10,910 CAD|Avg: $3,145 CAD
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
Retailer 16
Retailer 17
November 1, 2026
Retailer 12$907 CAD
Retailer 6$986 CAD
Retailer 13$1,050 CAD
Retailer 2$1,194 CAD
Retailer 16$1,252 CAD
Retailer 14$1,299 CAD
Retailer 15$1,632 CAD
Retailer 10$1,666 CAD
Retailer 4$1,715 CAD
Retailer 7$2,080 CAD
Retailer 11$2,685 CAD
Retailer 3$2,954 CAD
Retailer 17$3,114 CAD
MOH London$4,428 CAD
Retailer 5$5,399 CAD
Retailer 9$8,127 CAD
Retailer 8$10,910 CAD

5 data points across 17 retailers

13 retailers$907 CAD to $4,428 CAD

A
Cheapest Retailer
-
$907 CAD
$649 USD
A
Retailer 2
-
$986 CAD
$706 USD
View
A
Retailer 3
-
$1,050 CAD
$752 USD
View
A
Retailer 4
-
$1,194 CAD
£673 GBP
View
A
Retailer 5
-
$1,252 CAD
HK$7,000 HKD
View
A
Retailer 6
-
$1,299 CAD
$930 USD
View
A
Retailer 7
-
$1,632 CAD
$1,168 USD
View
A
Retailer 8
-
$1,666 CAD
£939 GBP
View
B+
Retailer 9
-
$1,715 CAD
$1,228 USD
View
B+
Retailer 10
-
$2,685 CAD
$1,922 USD
View
B+
Retailer 11
-
$2,954 CAD
$2,115 USD
View
B
Retailer 12
-
$3,114 CAD
$2,229 USD
View
Most Expensive
B
MOH London
LG645467658 · Nov 1
$4,428 CAD
£2,496 GBP
View
12 more retailers have this diamond
Prices start from $907 CADSave up to $3,521 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
5.52ct Marquise
$907 CAD