Marquise|Lab Grown|IGI

2.05ct E SI1 Marquise Lab Grown Diamond

EX • E/SI1 • IGI LG843602249

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843602249

Diamond specifications and retailer prices

From $284 USD
As of November 4, 2026
Save $971 USD (77%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,255 USD at Rare Carat · As of November 4, 2026
View at Rare Carat

About this 2.05ct lab-grown marquise diamond

This 2.05ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG843602249 or 843602249. Listed at 3 retailers as of November 4, 2026, with prices from $284 to $1,255, a $971 spread on the same certified stone. Rare Carat lists it at $1,255. 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

2.05
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843602249
Dimensions12.84 × 6.60 × 4.27 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.84 mm6.60 mm2.05 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843602249
Side View
Table 56.0%Crown 35°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 64.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $1,255 USD|Low: $284 USD|High: $1,255 USD|Avg: $705 USD
Rare Carat
Retailer 2
Retailer 3
November 4, 2026
Retailer 3$284 USD
Retailer 2$615 USD
Rare Carat$1,255 USD

25 data points across 3 retailers

3 retailers$284 USD to $1,255 USD

A
Cheapest Retailer
-
$284 USD
Final sale: no returns
A
Retailer 2
-
$615 USD
View
Most Expensive
B+
Rare Carat
843602249 · Nov 4
$1,255 USD
View
2 more retailers have this diamond
Prices start from $284 USDSave up to $971 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
2.05ct Marquise
$284 USD