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Princess|Lab Grown|IGI

3.03ct E SI1 Princess Lab Grown Diamond

ID • E/SI1 • IGI LG625428469

Shape and cutting style on the report: Princess cut

Certificate IGI LG625428469

Diamond specifications and retailer prices

From $589 AUD
As of November 6, 2026
Save $3,097 AUD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,686 AUD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 3.03ct lab-grown princess diamond

This 3.03ct lab-grown princess 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 LG625428469 or 625428469. Listed at 18 retailers as of November 4, 2026, with prices from $589 to $3,686, a $3,097 spread on the same certified stone. Brilliant Earth lists it at $3,686. 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

3.03
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle42.9°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625428469
Dimensions7.80 × 7.78 × 5.56 mm
L/W Ratio1.00
Culet sizePointed
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
7.80 mm7.78 mm3.03 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG625428469
Side View
Table 70.0%Crown 42.9°Girdle: MediumPavilion 37.9°Culet: NoneDepth 71.5%

Caratlytics Score

How it works →
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: Nov 6
Current: $3,686 AUD|Low: $566 AUD|High: $6,471 AUD|Avg: $1,679 AUD|-43.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 12$589 AUD
Retailer 8$680 AUD
Retailer 3$730 AUD
Retailer 5$887 AUD
Retailer 10$936 AUD
Retailer 4$983 AUD
Retailer 2$1,181 AUD
Retailer 9$1,227 AUD
Retailer 7$2,048 AUD
Retailer 11$2,707 AUD
Retailer 6$2,844 AUD
Brilliant Earth$3,686 AUD

37 data points across 12 retailers

18 retailers$589 AUD to $3,686 AUD

A
Cheapest Retailer
-
$589 AUD
A
Retailer 2
-
$660 AUD
View
A
Retailer 3
-
$680 AUD
View
Final sale: no returns
A
Retailer 4
-
$730 AUD
View
Retailer 5
-
$730 AUD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$887 AUD
View
A
Retailer 7
-
$936 AUD
View
B+
Retailer 8
-
$983 AUD
View
A
Retailer 9
-
$1,161 AUD
View
A
Retailer 10
-
$1,181 AUD
View
Retailer 11
-
$1,227 AUD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
$1,434 AUD
View
B+
Retailer 13
-
$1,771 AUD
View
B
Retailer 14
-
$2,048 AUD
View
B
Retailer 15
-
$2,347 AUD
View
Retailer 16
-
$2,707 AUD
View
Price last confirmed 19 days ago
B
Retailer 17
-
$2,844 AUD
View
Most Expensive
B
Brilliant Earth
11251962A · Nov 4
$3,686 AUD
$2,580 USD
View
17 more retailers have this diamond
Prices start from $589 AUDSave up to $3,097 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
3.03ct Princess
$589 AUD