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Marquise|Lab Grown|IGI

2.10ct F SI1 Marquise Lab Grown Diamond

EX • F/SI1 • IGI LG840652562

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840652562

Diamond specifications and retailer prices

From $280 USD
As of October 31, 2026
Save $1,340 USD (83%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,620 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.1ct lab-grown marquise diamond

This 2.1ct lab-grown marquise sits in the two to three carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG840652562 or 840652562. Listed at 4 retailers as of October 31, 2026, with prices from $280 to $1,620, a $1,340 spread on the same certified stone. Brilliant Earth lists it at $1,620. 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

2.10
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840652562
Dimensions13.23 × 6.67 × 4.19 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.23 mm6.67 mm2.10 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840652562
Side View
Table 63.0%Crown 36.9°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $1,620 USD|Low: $273 USD|High: $2,620 USD|Avg: $1,266 USD|-38.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 3$280 USD
Retailer 2$618 USD
Retailer 4$1,420 USD
Brilliant Earth$1,620 USD

28 data points across 4 retailers

4 retailers$280 USD to $1,620 USD

A
Cheapest Retailer
-
$280 USD
Final sale: no returns
A
Retailer 2
-
$618 USD
£487 GBP
View
Retailer 3
-
$1,420 USD
View
Price last confirmed 26 days ago
Most Expensive
B+
Brilliant Earth
21620478A · Oct 31
$1,620 USD
View
3 more retailers have this diamond
Prices start from $280 USDSave up to $1,340 USD

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
2.10ct Marquise
$280 USD