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Heart|Lab Grown|IGI

0.51ct D VVS1 Heart Lab Grown Diamond

VG • D/VVS1 • IGI LG840620862

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840620862

Diamond specifications and retailer prices

From $259 AUD
As of November 4, 2026
Save $1,359 AUD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,618 AUD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

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 LG840620862 or 840620862. Listed at 18 retailers as of November 4, 2026, with prices from $259 to $1,618, a $1,359 spread on the same certified stone. Reve Diamonds lists it at $1,618. 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 angle37.5°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840620862
Dimensions5.10 × 5.57 × 3.18 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
5.10 mm5.57 mm0.51 ctD / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840620862
Side View
Table 55.0%Crown 37.5°Girdle: THN-MEDPavilion 38.1°Culet: NoneDepth 57.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $573 AUD|Low: $259 AUD|High: $1,618 AUD|Avg: $709 AUD|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Reve Diamonds
November 5, 2026
Retailer 17$259 AUD
Retailer 4$289 AUD
Retailer 12$301 AUD
Retailer 3$321 AUD
Retailer 7$369 AUD
Retailer 6$453 AUD
Retailer 2$527 AUD
Retailer 14$550 AUD
Retailer 1$573 AUD
Retailer 13$583 AUD
Retailer 8$671 AUD
Retailer 16$741 AUD
Retailer 11$817 AUD
Retailer 5$1,033 AUD
Retailer 15$1,091 AUD
Retailer 9$1,109 AUD
Retailer 10$1,497 AUD
Reve Diamonds$1,618 AUD

11 data points across 18 retailers

18 retailers$259 AUD to $1,618 AUD

A
Cheapest Retailer
-
$259 AUD
A
Retailer 2
-
$289 AUD
View
Final sale: no returns
A
Retailer 3
-
$301 AUD
View
A
Retailer 4
-
$321 AUD
View
A
Retailer 5
-
$369 AUD
View
B+
Retailer 6
-
$453 AUD
View
B+
Retailer 7
-
$527 AUD
View
B+
Retailer 8
-
$550 AUD
View
B+
Retailer 9
-
$573 AUD
View
B+
Retailer 10
-
$583 AUD
View
B
Retailer 11
-
$671 AUD
View
B
Retailer 12
-
$741 AUD
View
B
Retailer 13
-
$817 AUD
View
B
Retailer 14
-
$1,033 AUD
View
B
Retailer 15
-
$1,091 AUD
View
B
Retailer 16
-
$1,109 AUD
View
B
Retailer 17
-
$1,497 AUD
View
Most Expensive
B
Reve Diamonds
B06CBAC0F · Nov 4
$1,618 AUD
$1,135 USD
View
17 more retailers have this diamond
Prices start from $259 AUDSave up to $1,359 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
0.51ct Heart
$259 AUD