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Marquise|Lab Grown|IGI

1.99ct D SI1 Marquise Lab Grown Diamond

ID • D/SI1 • IGI LG852634649

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG852634649

Diamond specifications and retailer prices

From $429 CAD
As of November 5, 2026
Save $2,225 CAD (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,654 CAD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 1.99ct lab-grown marquise diamond

This 1.99ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG852634649 or 852634649. Listed at 10 retailers as of November 5, 2026, with prices from $429 to $2,654, a $2,225 spread on the same certified stone. Brilliant Earth lists it at $2,654. 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

1.99
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG852634649
Dimensions13.08 × 6.49 × 4.07 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.08 mm6.49 mm1.99 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG852634649
Side View
Table 61.0%Crown 39°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 62.7%

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: Nov 5
Current: $444 CAD|Low: $429 CAD|High: $1,899 CAD|Avg: $881 CAD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 6$429 CAD
Retailer 1$444 CAD
Retailer 2$525 CAD
Retailer 5$536 CAD
Retailer 4$698 CAD
Retailer 9$785 CAD
Retailer 3$827 CAD
Retailer 7$1,525 CAD
Retailer 8$1,899 CAD

3 data points across 9 retailers

10 retailers$429 CAD to $2,654 CAD

A
Cheapest Retailer
-
$429 CAD
Final sale: no returns
A
Retailer 2
-
$444 CAD
View
A
Retailer 3
-
$525 CAD
View
A
Retailer 4
-
$536 CAD
View
A
Retailer 5
-
$698 CAD
View
B+
Retailer 6
-
$785 CAD
View
A
Retailer 7
-
$827 CAD
View
B+
Retailer 8
-
$1,525 CAD
View
B
Retailer 9
-
$1,899 CAD
View
Most Expensive
B
Brilliant Earth
22517845A · Nov 5
$2,654 CAD
$1,900 USD
View
9 more retailers have this diamond
Prices start from $429 CADSave up to $2,225 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
1.99ct Marquise
$429 CAD