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Heart|Lab Grown|IGI

1.06ct E SI1 Heart Lab Grown Diamond

EX • E/SI1 • IGI LG839650058

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG839650058

Diamond specifications and retailer prices

From $253 AUD
As of November 6, 2026
Save $693 AUD (73%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $946 AUD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 1.06ct lab-grown heart diamond

This 1.06ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG839650058 or 839650058. Listed at 3 retailers as of November 6, 2026, with prices from $253 to $946, a $693 spread on the same certified stone. Brilliant Earth lists it at $946. 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

1.06
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839650058
Dimensions6.25 × 7.29 × 4.11 mm
L/W Ratio1.17
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.25 mm7.29 mm1.06 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839650058
Side View
Table 59.0%Crown 36.5°Girdle: MED-STKPavilion 38°Culet: NoneDepth 56.4%

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: $946 AUD|Low: $253 AUD|High: $1,368 AUD|Avg: $736 AUD|-30.9%
Brilliant Earth
Retailer 2
Retailer 3
November 6, 2026
Retailer 3$253 AUD
Retailer 2$504 AUD
Brilliant Earth$946 AUD

34 data points across 3 retailers

3 retailers$253 AUD to $946 AUD

A
Cheapest Retailer
-
$253 AUD
Final sale: no returns
B+
Retailer 2
-
$504 AUD
View
Most Expensive
B
Brilliant Earth
21602430A · Nov 6
$946 AUD
$650 USD
View
2 more retailers have this diamond
Prices start from $253 AUDSave up to $693 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
1.06ct Heart
$253 AUD