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Round|Lab Grown|IGI

3.43ct H SI2 Round Lab Grown Diamond

ID • H/SI2 • IGI LG607333504

Shape and cutting style on the report: Round brilliant

Certificate IGI LG607333504

Diamond specifications and retailer prices

From $431 AUD
As of November 5, 2026
Save $2,411 AUD (85%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,843 AUD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 3.43ct lab-grown round diamond

This 3.43ct lab-grown round sits in the three to five carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG607333504 or 607333504. Listed at 8 retailers as of November 5, 2026, with prices from $431 to $2,843, a $2,411 spread on the same certified stone. Brilliant Earth lists it at $2,843. 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

3.43
Carat
H
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG607333504
Dimensions9.71 × 9.77 × 5.89 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
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
9.71 mm9.77 mm3.43 ctH / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG607333504
Side View
Table 59.0%Crown 33°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 60.5%

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 5
Current: $2,843 AUD|Low: $411 AUD|High: $2,943 AUD|Avg: $1,573 AUD|-3.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 6$431 AUD
Retailer 3$500 AUD
Retailer 5$876 AUD
Retailer 4$1,461 AUD
Retailer 8$1,567 AUD
Retailer 9$1,581 AUD
Retailer 2$1,898 AUD
Retailer 7$2,268 AUD
Brilliant Earth$2,843 AUD

23 data points across 9 retailers

8 retailers$431 AUD to $2,843 AUD

A
Cheapest Retailer
-
$431 AUD
A
Retailer 2
-
$500 AUD
View
B+
Retailer 3
-
$876 AUD
View
A
Retailer 4
-
$1,461 AUD
View
A
Retailer 5
-
$1,567 AUD
View
A
Retailer 6
-
$1,898 AUD
View
Retailer 7
-
$2,268 AUD
View
Price last confirmed 8 days ago
Most Expensive
B+
Brilliant Earth
8575460Y · Nov 5
$2,843 AUD
$1,990 USD
View
7 more retailers have this diamond
Prices start from $431 AUDSave up to $2,411 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
3.43ct Round
$431 AUD