Heart|Lab Grown|IGI

0.51ct D VVS1 Heart Lab Grown Diamond

VG • D/VVS1 • IGI LG840632596

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840632596

Diamond specifications and retailer prices

From $550 AUD
As of November 4, 2026
7 retailers carry this diamond
Most expensive: $1,110 AUD at Taylor and Hart · As of October 26, 2026
View at Taylor and Hart

About this 0.51ct lab-grown heart diamond

This 0.51ct lab-grown heart sits in the half to three-quarter carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG840632596 or 840632596. Listed at 7 retailers as of November 4, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
D
Colour
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840632596
Dimensions5.06 × 5.53 × 3.02 mm
L/W Ratio1.09
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.06 mm5.53 mm0.51 ctD / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840632596
Side View
Table 63.0%Crown 35.7°Girdle: STK-VTKPavilion 35.5°Culet: NoneDepth 54.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 4
Current: $550 AUD|Low: $369 AUD|High: $1,110 AUD|Avg: $632 AUD|+0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Taylor and Hart
October 31, 2026
Retailer 3$369 AUD
Retailer 2$453 AUD
Retailer 4$527 AUD
Retailer 1$550 AUD
Retailer 6$576 AUD
Retailer 5$671 AUD
Taylor and Hart$1,110 AUD

5 data points across 7 retailers

7 retailers

Retailer 1
-
$369 AUD
Price last confirmed 9 days ago
Retailer 2
-
$453 AUD
View
Price last confirmed 8 days ago
Retailer 3
-
$527 AUD
View
Price last confirmed 9 days ago
B+
Retailer 4
-
$550 AUD
View
Retailer 5
-
$576 AUD
View
Price last confirmed 9 days ago
Retailer 6
-
$671 AUD
View
Price last confirmed 9 days ago
Most Expensive
Taylor and Hart
W2ELA4F · Oct 26
$1,110 AUD
$779 USD
View
Price last confirmed 9 days ago
6 more retailers have this diamond
Prices start from $550 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.

B+
0.51ct Heart
$550 AUD