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Heart|Lab Grown|IGI

6.56ct E VVS2 Heart Lab Grown Diamond

EX • E/VVS2 • IGI LG843609706

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG843609706

Diamond specifications and retailer prices

From $1,873 AUD
$1,316 USD
As of October 29, 2026
Save $9,487 AUD (84%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $11,360 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 6.56ct lab-grown heart diamond

This 6.56ct lab-grown heart sits in the over five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843609706 or 843609706. Listed at 3 retailers as of October 29, 2026, with prices from $1,873 to $11,360, a $9,487 spread on the same certified stone. Brilliant Earth lists it at $11,360. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

6.56
Carat
E
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843609706
Dimensions11.92 × 12.98 × 7.41 mm
L/W Ratio1.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.92 mm12.98 mm6.56 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843609706
Side View
Table 59.0%Crown 35.1°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 57.1%

Caratlytics Score

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

Last verified: Oct 29
Current: $11,360 AUD|Low: $1,873 AUD|High: $11,375 AUD|Avg: $6,386 AUD|-0.1%
Brilliant Earth
Retailer 2
Retailer 3
October 30, 2026
Retailer 3$1,873 AUD
Retailer 2$2,866 AUD
Brilliant Earth$11,360 AUD

20 data points across 3 retailers

3 retailers$1,873 AUD to $11,360 AUD

A
Cheapest Retailer
-
$1,873 AUD
$1,316 USD
Final sale: no returns
A
Retailer 2
-
$2,866 AUD
£1,585 GBP
View
Most Expensive
B
Brilliant Earth
21761256A · Oct 30
$11,360 AUD
$7,980 USD
View
2 more retailers have this diamond
Prices start from $1,873 AUDSave up to $9,487 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
6.56ct Heart
$1,873 AUD