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Marquise|Lab Grown|IGI

3.01ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG841661850

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841661850

Diamond specifications and retailer prices

From $1,018 AUD
$715 USD
As of October 30, 2026
Save $1,477 AUD (59%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,495 AUD at MOH London · As of October 29, 2026
View at MOH London

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 top-tier cut grade and certified by IGI LG841661850 or 841661850. Listed at 5 retailers as of October 29, 2026, with prices from $1,018 to $2,495, a $1,477 spread on the same certified stone. MOH London lists it at $2,495. 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

3.01
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841661850
Dimensions14.59 × 7.48 × 4.74 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.59 mm7.48 mm3.01 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841661850
Side View
Table 60.0%Crown 33.4°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.4%

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: $2,495 AUD|Low: $1,018 AUD|High: $2,571 AUD|Avg: $1,638 AUD|-3.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 4$1,018 AUD
Retailer 2$1,144 AUD
Retailer 3$1,388 AUD
Retailer 5$2,099 AUD
MOH London$2,495 AUD

18 data points across 5 retailers

5 retailers$1,018 AUD to $2,495 AUD

B+
Cheapest Retailer
-
$1,018 AUD
$715 USD
A
Retailer 2
-
$1,144 AUD
£633 GBP
View
A
Retailer 3
-
$1,388 AUD
$975 USD
View
B+
Retailer 4
-
$2,099 AUD
$1,474 USD
View
Most Expensive
B+
MOH London
LG841661850 · Oct 29
$2,495 AUD
£1,380 GBP
View
4 more retailers have this diamond
Prices start from $1,018 AUDSave up to $1,477 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
$1,018 AUD