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Marquise|Lab Grown|IGI

2.09ct D SI1 Marquise Lab Grown Diamond

EX • D/SI1 • IGI LG736507142

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG736507142

Diamond specifications and retailer prices

From €406 EUR
$454 USD
As of October 30, 2026
Save €1,447 EUR (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,853 EUR at MOH London · As of October 26, 2026
View at MOH London

About this 2.09ct lab-grown marquise diamond

This 2.09ct lab-grown marquise sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG736507142 or 736507142. Listed at 15 retailers as of October 26, 2026, with prices from €406 to €1,853, a €1,447 spread on the same certified stone. MOH London lists it at €1,853. 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

2.09
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG736507142
Dimensions13.16 × 6.78 × 4.15 mm
L/W Ratio1.94
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.16 mm6.78 mm2.09 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG736507142
Side View
Table 62.0%Crown 34.1°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €1,853 EUR|Low: €455 EUR|High: €1,873 EUR|Avg: €937 EUR|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 11€455 EUR
Retailer 9€504 EUR
Retailer 5€631 EUR
Retailer 8€676 EUR
Retailer 4€790 EUR
Retailer 3€804 EUR
Retailer 2€834 EUR
Retailer 6€1,311 EUR
Retailer 7€1,354 EUR
Retailer 10€1,619 EUR
MOH London€1,853 EUR

41 data points across 11 retailers

15 retailers€406 EUR to €1,853 EUR

A
Cheapest Retailer
-
€406 EUR
$454 USD
A
Retailer 2
-
€455 EUR
$508 USD
View
A
Retailer 3
-
€455 EUR
$508 USD
View
Final sale: no returns
Retailer 4
-
€504 EUR
$563 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
€504 EUR
$563 USD
View
A
Retailer 6
-
€631 EUR
$705 USD
View
A
Retailer 7
-
€676 EUR
$755 USD
View
B+
Retailer 8
-
€716 EUR
$800 USD
View
B+
Retailer 9
-
€790 EUR
A$1,358 AUD
View
B+
Retailer 10
-
€804 EUR
$898 USD
View
B+
Retailer 11
-
€834 EUR
£734 GBP
View
B
Retailer 12
-
€1,311 EUR
$1,465 USD
View
B
Retailer 13
-
€1,354 EUR
$1,513 USD
View
B
Retailer 14
-
€1,619 EUR
$1,809 USD
View
Most Expensive
B
MOH London
LG736507142 · Oct 26
€1,853 EUR
£1,630 GBP
View
14 more retailers have this diamond
Prices start from €406 EURSave up to €1,447 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
2.09ct Marquise
€406 EUR