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Marquise|Lab Grown|IGI

2.05ct E SI1 Marquise Lab Grown Diamond

EX • E/SI1 • IGI LG835627509

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG835627509

Diamond specifications and retailer prices

From €259 EUR
As of November 4, 2026
Save €1,157 EUR (82%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €1,417 EUR at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

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 LG835627509 or 835627509. Listed at 4 retailers as of November 4, 2026, with prices from €259 to €1,417, a €1,157 spread on the same certified stone. Brilliant Earth lists it at €1,417. 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
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835627509
Dimensions13.12 × 6.63 × 4.21 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
13.12 mm6.63 mm2.05 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835627509
Side View
Table 61.0%Crown 34.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.5%

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 4
Current: €1,417 EUR|Low: €259 EUR|High: €2,477 EUR|Avg: €944 EUR|-42.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 3€259 EUR
Retailer 5€450 EUR
Retailer 6€488 EUR
Retailer 2€565 EUR
Retailer 4€1,118 EUR
Brilliant Earth€1,417 EUR

33 data points across 6 retailers

4 retailers€259 EUR to €1,417 EUR

A
Cheapest Retailer
-
€259 EUR
Final sale: no returns
A
Retailer 2
-
€565 EUR
View
B
Retailer 3
-
€1,118 EUR
View
Most Expensive
B
Brilliant Earth
21354406A · Nov 5
€1,417 EUR
$1,590 USD
View
3 more retailers have this diamond
Prices start from €259 EURSave up to €1,157 EUR

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
€259 EUR