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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 $323 NZD
As of November 4, 2026
Save $1,691 NZD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,014 NZD 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 $323 to $2,014, a $1,691 spread on the same certified stone. Reve Diamonds lists it at $2,014. 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

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $713 NZD|Low: $323 NZD|High: $2,014 NZD|Avg: $882 NZD|-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$323 NZD
Retailer 4$360 NZD
Retailer 12$374 NZD
Retailer 3$399 NZD
Retailer 7$459 NZD
Retailer 6$564 NZD
Retailer 2$656 NZD
Retailer 14$685 NZD
Retailer 1$713 NZD
Retailer 13$726 NZD
Retailer 8$836 NZD
Retailer 16$922 NZD
Retailer 11$1,017 NZD
Retailer 5$1,286 NZD
Retailer 15$1,357 NZD
Retailer 9$1,380 NZD
Retailer 10$1,863 NZD
Reve Diamonds$2,014 NZD

11 data points across 18 retailers

18 retailers$323 NZD to $2,014 NZD

A
Cheapest Retailer
-
$323 NZD
A
Retailer 2
-
$360 NZD
View
Final sale: no returns
A
Retailer 3
-
$374 NZD
View
A
Retailer 4
-
$399 NZD
View
A
Retailer 5
-
$459 NZD
View
B+
Retailer 6
-
$564 NZD
View
B+
Retailer 7
-
$656 NZD
View
B+
Retailer 8
-
$685 NZD
View
B+
Retailer 9
-
$713 NZD
View
B+
Retailer 10
-
$726 NZD
View
B
Retailer 11
-
$836 NZD
View
B
Retailer 12
-
$922 NZD
View
B
Retailer 13
-
$1,017 NZD
View
B
Retailer 14
-
$1,286 NZD
View
B
Retailer 15
-
$1,357 NZD
View
B
Retailer 16
-
$1,380 NZD
View
B
Retailer 17
-
$1,863 NZD
View
Most Expensive
B
Reve Diamonds
B06CBAC0F · Nov 4
$2,014 NZD
$1,135 USD
View
17 more retailers have this diamond
Prices start from $323 NZDSave up to $1,691 NZD

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
$323 NZD