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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 $991 SGD
$775 USD
As of November 2, 2026
Save $4,930 SGD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,921 SGD at Brilliant Earth · As of November 2, 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 November 2, 2026, with prices from $991 to $5,921, a $4,930 spread on the same certified stone. Brilliant Earth lists it at $5,921. 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
Colour
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

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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: Nov 2
Current: $5,921 SGD|Low: $927 SGD|High: $10,577 SGD|Avg: $2,583 SGD|-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 2, 2026
Retailer 5$991 SGD
Retailer 12$1,078 SGD
Retailer 10$1,138 SGD
Retailer 7$1,150 SGD
Retailer 2$1,286 SGD
Retailer 14$1,375 SGD
Retailer 3$1,647 SGD
Retailer 17$1,751 SGD
Retailer 11$1,763 SGD
Retailer 8$1,786 SGD
Retailer 16$2,532 SGD
Retailer 15$2,734 SGD
Retailer 13$3,233 SGD
Retailer 6$3,567 SGD
Retailer 18$3,887 SGD
Retailer 4$3,972 SGD
Retailer 9$4,270 SGD
Brilliant Earth$5,921 SGD

30 data points across 18 retailers

18 retailers$991 SGD to $5,921 SGD

A
Cheapest Retailer
-
$991 SGD
$775 USD
A
Retailer 2
-
$1,078 SGD
$843 USD
View
Retailer 3
-
$1,138 SGD
$890 USD
View
Price last confirmed 16 days ago
A
Retailer 4
-
$1,150 SGD
$899 USD
View
A
Retailer 5
-
$1,286 SGD
£792 GBP
View
A
Retailer 6
-
$1,375 SGD
$1,075 USD
View
B+
Retailer 7
-
$1,647 SGD
$1,288 USD
View
A
Retailer 8
-
$1,751 SGD
$1,369 USD
View
A
Retailer 9
-
$1,763 SGD
£1,085 GBP
View
A
Retailer 10
-
$1,786 SGD
€1,330 EUR
View
B+
Retailer 11
-
$2,532 SGD
$1,980 USD
View
B+
Retailer 12
-
$2,734 SGD
$2,138 USD
View
B+
Retailer 13
-
$3,233 SGD
$2,528 USD
View
B+
Retailer 14
-
$3,567 SGD
£2,196 GBP
View
B+
Retailer 15
-
$3,887 SGD
$3,039 USD
View
B
Retailer 16
-
$3,972 SGD
$3,106 USD
View
B
Retailer 17
-
$4,270 SGD
£2,629 GBP
View
Most Expensive
B
Brilliant Earth
21793524A · Nov 2
$5,921 SGD
$4,630 USD
View
17 more retailers have this diamond
Prices start from $991 SGDSave up to $4,930 SGD

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
$991 SGD