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Heart|Lab Grown|IGI

4.55ct E VVS2 Heart Lab Grown Diamond

EX • E/VVS2 • IGI LG846635572

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG846635572

Diamond specifications and retailer prices

From $1,090 AUD
$766 USD
As of October 29, 2026
Save $763 AUD (41%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,853 AUD at 77 Diamonds · As of October 28, 2026
View at 77 Diamonds

About this 4.55ct lab-grown heart diamond

This 4.55ct lab-grown heart sits in the three to five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG846635572 or 846635572. Listed at 2 retailers as of October 28, 2026, with prices from $1,090 to $1,853, a $763 spread on the same certified stone. 77 Diamonds lists it at $1,853. 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

4.55
Carat
E
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846635572
Dimensions10.57 × 11.50 × 6.48 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
10.57 mm11.50 mm4.55 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846635572
Side View
Table 60.0%Crown 35°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 56.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $1,853 AUD|Low: $1,090 AUD|High: $1,926 AUD|Avg: $1,721 AUD|-3.8%
77 Diamonds
Retailer 2
October 28, 2026
Retailer 2$1,090 AUD
77 Diamonds$1,853 AUD

7 data points across 2 retailers

2 retailers$1,090 AUD to $1,853 AUD

A
Cheapest Retailer
-
$1,090 AUD
$766 USD
Final sale: no returns
Most Expensive
A
77 Diamonds
HSTVSFGYUWTHM · Oct 28
$1,853 AUD
£1,025 GBP
View
1 more retailer has this diamond
Prices start from $1,090 AUDSave up to $763 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
4.55ct Heart
$1,090 AUD