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Round|Lab Grown|IGI

3.03ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG653450581

Shape and cutting style on the report: Round brilliant

Certificate IGI LG653450581

Diamond specifications and retailer prices

From $657 AUD
As of November 4, 2026
Save $1,836 AUD (74%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,493 AUD at Rare Carat · As of November 4, 2026
View at Rare Carat

About this 3.03ct lab-grown round diamond

This 3.03ct lab-grown round 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 LG653450581 or 653450581. Listed at 7 retailers as of November 4, 2026, with prices from $657 to $2,493, a $1,836 spread on the same certified stone. Rare Carat lists it at $2,493. 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
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG653450581
Dimensions9.35 × 9.37 × 5.73 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.35 mm9.37 mm3.03 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG653450581
Side View
Table 56.0%Crown 34.4°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.2%

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 4
Current: $2,493 AUD|Low: $657 AUD|High: $5,957 AUD|Avg: $1,978 AUD|-3.1%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 5$657 AUD
Retailer 4$956 AUD
Retailer 7$961 AUD
Retailer 2$1,053 AUD
Retailer 6$1,314 AUD
Retailer 3$2,377 AUD
Rare Carat$2,493 AUD
Retailer 8$5,957 AUD

9 data points across 8 retailers

7 retailers$657 AUD to $2,493 AUD

A
Cheapest Retailer
-
$657 AUD
Retailer 2
-
$956 AUD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$961 AUD
View
A
Retailer 4
-
$1,053 AUD
View
A
Retailer 5
-
$1,314 AUD
View
B
Retailer 6
-
$2,377 AUD
View
Most Expensive
B
Rare Carat
KI5814505KF653 · Nov 4
$2,493 AUD
$1,745 USD
View
6 more retailers have this diamond
Prices start from $657 AUDSave up to $1,836 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 Round
$657 AUD