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Marquise|Lab Grown|IGI

5.50ct G VS2 Marquise Lab Grown Diamond

EX • G/VS2 • IGI LG635409128

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG635409128

Diamond specifications and retailer prices

From $1,083 CAD
$775 USD
As of October 30, 2026
Save $5,385 CAD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $6,468 CAD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5.5ct lab-grown marquise diamond

This 5.5ct lab-grown marquise sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG635409128 or 635409128. Listed at 18 retailers as of October 30, 2026, with prices from $1,083 to $6,468, a $5,385 spread on the same certified stone. Brilliant Earth lists it at $6,468. 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

5.50
Carat
G
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG635409128
Dimensions18.27 × 9.30 × 5.63 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
18.27 mm9.30 mm5.50 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG635409128
Side View
Table 61.0%Crown 35.5°Girdle: MED-STKPavilion 39°Culet: NoneDepth 60.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $6,468 CAD|Low: $1,013 CAD|High: $11,552 CAD|Avg: $2,814 CAD|-44.0%
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
November 1, 2026
Retailer 4$1,083 CAD
Retailer 9$1,165 CAD
Retailer 10$1,243 CAD
Retailer 6$1,256 CAD
Retailer 2$1,405 CAD
Retailer 13$1,502 CAD
Retailer 18$1,799 CAD
Retailer 16$1,912 CAD
Retailer 11$1,925 CAD
Retailer 7$1,951 CAD
Retailer 15$2,766 CAD
Retailer 14$2,987 CAD
Retailer 12$3,531 CAD
Retailer 5$3,896 CAD
Retailer 17$4,245 CAD
Retailer 3$4,339 CAD
Retailer 8$4,664 CAD
Brilliant Earth$6,468 CAD

30 data points across 18 retailers

18 retailers$1,083 CAD to $6,468 CAD

A
Cheapest Retailer
-
$1,083 CAD
$775 USD
A
Retailer 2
-
$1,165 CAD
$834 USD
View
Retailer 3
-
$1,243 CAD
$890 USD
View
Price last confirmed 15 days ago
A
Retailer 4
-
$1,256 CAD
$899 USD
View
A
Retailer 5
-
$1,405 CAD
£792 GBP
View
A
Retailer 6
-
$1,502 CAD
$1,075 USD
View
B+
Retailer 7
-
$1,799 CAD
$1,288 USD
View
A
Retailer 8
-
$1,912 CAD
$1,369 USD
View
A
Retailer 9
-
$1,925 CAD
£1,085 GBP
View
A
Retailer 10
-
$1,951 CAD
€1,330 EUR
View
B+
Retailer 11
-
$2,766 CAD
$1,980 USD
View
B+
Retailer 12
-
$2,987 CAD
$2,138 USD
View
B+
Retailer 13
-
$3,531 CAD
$2,528 USD
View
B+
Retailer 14
-
$3,896 CAD
£2,196 GBP
View
B+
Retailer 15
-
$4,245 CAD
$3,039 USD
View
B
Retailer 16
-
$4,339 CAD
$3,106 USD
View
B
Retailer 17
-
$4,664 CAD
£2,629 GBP
View
Most Expensive
B
Brilliant Earth
21793524A · Oct 31
$6,468 CAD
$4,630 USD
View
17 more retailers have this diamond
Prices start from $1,083 CADSave up to $5,385 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
5.50ct Marquise
$1,083 CAD