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Heart|Lab Grown|IGI

1.10ct E SI1 Heart Lab Grown Diamond

EX • E/SI1 • IGI LG828679596

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG828679596

Diamond specifications and retailer prices

From $248 AUD
$174 USD
As of October 30, 2026
Save $806 AUD (76%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,053 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.1ct lab-grown heart diamond

This 1.1ct 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 LG828679596 or 828679596. Listed at 3 retailers as of October 30, 2026, with prices from $248 to $1,053, a $806 spread on the same certified stone. Brilliant Earth lists it at $1,053. 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

1.10
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828679596
Dimensions6.11 × 7.15 × 4.27 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
6.11 mm7.15 mm1.10 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828679596
Side View
Table 59.0%Crown 36.5°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 59.7%

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: Oct 30
Current: $1,053 AUD|Low: $248 AUD|High: $1,381 AUD|Avg: $637 AUD|-23.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 3$248 AUD
Retailer 4$485 AUD
Retailer 2$497 AUD
Retailer 5$501 AUD
Brilliant Earth$1,053 AUD

39 data points across 5 retailers

3 retailers$248 AUD to $1,053 AUD

A
Cheapest Retailer
-
$248 AUD
$174 USD
Final sale: no returns
B+
Retailer 2
-
$497 AUD
£275 GBP
View
Most Expensive
B
Brilliant Earth
21224252A · Oct 30
$1,053 AUD
$740 USD
View
2 more retailers have this diamond
Prices start from $248 AUDSave up to $806 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
1.10ct Heart
$248 AUD