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Marquise|Lab Grown|IGI

2.03ct D SI1 Marquise Lab Grown Diamond

VG • D/SI1 • IGI LG800664971

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG800664971

Diamond specifications and retailer prices

From €344 EUR
$384 USD
As of October 30, 2026
Save €1,688 EUR (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €2,032 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.03ct lab-grown marquise diamond

This 2.03ct lab-grown marquise sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG800664971 or 800664971. Listed at 17 retailers as of October 30, 2026, with prices from €344 to €2,032, a €1,688 spread on the same certified stone. Brilliant Earth lists it at €2,032. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

2.03
Carat
D
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800664971
Dimensions12.95 × 6.49 × 4.24 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.95 mm6.49 mm2.03 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800664971
Side View
Table 60.0%Crown 37.8°Girdle: MED-STKPavilion 41°Culet: NoneDepth 65.3%

Caratlytics Score

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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: Oct 30
Current: €2,032 EUR|Low: €329 EUR|High: €4,771 EUR|Avg: €982 EUR|-23.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 1, 2026
Retailer 13€344 EUR
Retailer 14€385 EUR
Retailer 4€426 EUR
Retailer 15€426 EUR
Retailer 10€524 EUR
Retailer 9€559 EUR
Retailer 5€662 EUR
Retailer 6€663 EUR
Retailer 3€678 EUR
Retailer 2€771 EUR
Retailer 11€1,195 EUR
Retailer 7€1,403 EUR
Retailer 12€1,593 EUR
Retailer 8€1,673 EUR
Brilliant Earth€2,032 EUR

43 data points across 15 retailers

17 retailers€344 EUR to €2,032 EUR

A
Cheapest Retailer
-
€344 EUR
$384 USD
A
Retailer 2
-
€385 EUR
$430 USD
View
A
Retailer 3
-
€385 EUR
$430 USD
View
Final sale: no returns
A
Retailer 4
-
€426 EUR
$476 USD
View
A
Retailer 5
-
€426 EUR
$476 USD
View
Retailer 6
-
€524 EUR
£461 GBP
View
Price last confirmed 15 days ago
A
Retailer 7
-
€559 EUR
$625 USD
View
B+
Retailer 8
-
€662 EUR
$740 USD
View
B+
Retailer 9
-
€663 EUR
$741 USD
View
B+
Retailer 10
-
€678 EUR
$757 USD
View
B+
Retailer 11
-
€771 EUR
£678 GBP
View
B
Retailer 12
-
€1,195 EUR
$1,335 USD
View
B
Retailer 13
-
€1,369 EUR
$1,530 USD
View
B
Retailer 14
-
€1,403 EUR
$1,568 USD
View
B
Retailer 15
-
€1,593 EUR
$1,780 USD
View
B
Retailer 16
-
€1,673 EUR
£1,472 GBP
View
Most Expensive
B
Brilliant Earth
21067156A · Oct 31
€2,032 EUR
$2,270 USD
View
16 more retailers have this diamond
Prices start from €344 EURSave up to €1,688 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
2.03ct Marquise
€344 EUR