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Marquise|Lab Grown|IGI

3.01ct E SI1 Marquise Lab Grown Diamond

VG • E/SI1 • IGI LG852652619

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG852652619

Diamond specifications and retailer prices

From $1,146 AUD
£634 GBP
As of November 1, 2026
Save $242 AUD (17%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,388 AUD at Adiamor · As of October 31, 2026
View at Adiamor

About this 3.01ct lab-grown marquise diamond

This 3.01ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG852652619 or 852652619. Listed at 2 retailers as of October 31, 2026, with prices from $1,146 to $1,388, a $242 spread on the same certified stone. Adiamor lists it at $1,388. 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

3.01
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG852652619
Dimensions14.29 × 7.59 × 4.71 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.29 mm7.59 mm3.01 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG852652619
Side View
Table 58.0%Crown 34.6°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 62.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $1,388 AUD|Low: $1,146 AUD|High: $1,388 AUD|Avg: $1,267 AUD
Adiamor
Retailer 2
November 1, 2026
Retailer 2$1,146 AUD
Adiamor$1,388 AUD

2 data points across 2 retailers

2 retailers$1,146 AUD to $1,388 AUD

A
Cheapest Retailer
-
$1,146 AUD
£634 GBP
Most Expensive
B+
Adiamor
D-82905025 · Oct 31
$1,388 AUD
$975 USD
View
1 more retailer has this diamond
Prices start from $1,146 AUDSave up to $242 AUD

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
3.01ct Marquise
$1,146 AUD