Marquise|Lab Grown|IGI

0.53ct E SI1 Marquise Lab Grown Diamond

E/SI1 • IGI LG621494487

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG621494487

Diamond specifications and retailer prices

From $415 USD
£327 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: $415 USD at MD Diamonds and Jewellers
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at MD Diamonds and Jewellers

About this 0.53ct lab-grown marquise diamond

This 0.53ct lab-grown marquise sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included) and certified by IGI LG621494487 or 621494487. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

0.53
Carat
E
Color
SI1
Clarity
-
Cut

Specifications

Cut
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.3°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621494487
Dimensions8.30 × 4.16 × 2.63 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.30 mm4.16 mm0.53 ctE / SI1
OriginLab Grown
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG621494487
Side View
Table 54.0%Crown 35.3°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 63.2%

Caratlytics Score

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C
Average
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Price History

Last verified: Oct 29
Current: $415 USD|Low: $415 USD|High: $415 USD|Avg: $415 USD
December 30, 2025
MD Diamonds and Jewellers$415 USD

3 data points across 1 retailer

1 retailer

C
MD Diamonds and Jewellers
LG621494487 · Oct 29
$415 USD
£327 GBP
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C
0.53ct Marquise
$415 USD