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Heart|Lab Grown|IGI

1.02ct F SI1 Heart Lab Grown Diamond

EX • F/SI1 • IGI LG839686937

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG839686937

Diamond specifications and retailer prices

From $241 AUD
$169 USD
As of November 1, 2026
Save $572 AUD (70%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $813 AUD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.02ct lab-grown heart diamond

This 1.02ct lab-grown heart sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG839686937 or 839686937. Listed at 3 retailers as of November 1, 2026, with prices from $241 to $813, a $572 spread on the same certified stone. Brilliant Earth lists it at $813. 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

1.02
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839686937
Dimensions6.22 × 6.84 × 4.08 mm
L/W Ratio1.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.22 mm6.84 mm1.02 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839686937
Side View
Table 60.0%Crown 34.2°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 59.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $813 AUD|Low: $241 AUD|High: $1,241 AUD|Avg: $689 AUD|-34.5%
Brilliant Earth
Retailer 2
Retailer 3
November 3, 2026
Retailer 3$241 AUD
Retailer 2$476 AUD
Brilliant Earth$813 AUD

30 data points across 3 retailers

3 retailers$241 AUD to $813 AUD

A
Cheapest Retailer
-
$241 AUD
$169 USD
Final sale: no returns
A
Retailer 2
-
$476 AUD
£263 GBP
View
Most Expensive
B+
Brilliant Earth
21601350A · Nov 2
$813 AUD
$570 USD
View
2 more retailers have this diamond
Prices start from $241 AUDSave up to $572 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
1.02ct Heart
$241 AUD