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 $182 USD
As of October 30, 2026
Save $953 USD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,135 USD at Reve Diamonds · As of November 1, 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 17 retailers as of October 30, 2026, with prices from $182 to $1,135, a $953 spread on the same certified stone. Reve Diamonds lists it at $1,135. 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
Color
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: Oct 30
Current: $407 USD|Low: $182 USD|High: $1,135 USD|Avg: $495 USD|+0.6%
Retailer 1
Retailer 2
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Retailer 11
Retailer 12
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Retailer 15
Retailer 16
Reve Diamonds
November 2, 2026
Retailer 15$182 USD
Retailer 3$203 USD
Retailer 9$211 USD
Retailer 2$225 USD
Retailer 6$259 USD
Retailer 5$318 USD
Retailer 16$370 USD
Retailer 12$386 USD
Retailer 1$407 USD
Retailer 10$409 USD
Retailer 7$472 USD
Retailer 14$520 USD
Retailer 4$725 USD
Retailer 13$765 USD
Retailer 8$779 USD
Retailer 11$1,054 USD
Reve Diamonds$1,135 USD

8 data points across 17 retailers

17 retailers$182 USD to $1,135 USD

A
Cheapest Retailer
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$182 USD
A
Retailer 2
-
$203 USD
View
Final sale: no returns
A
Retailer 3
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$211 USD
View
A
Retailer 4
-
$225 USD
View
A
Retailer 5
-
$259 USD
View
B+
Retailer 6
-
$318 USD
View
B+
Retailer 7
-
$370 USD
View
B+
Retailer 8
-
$386 USD
€368 EUR
View
B+
Retailer 9
-
$407 USD
£320 GBP
View
B+
Retailer 10
-
$409 USD
ZAR 6,615 ZAR
View
B
Retailer 11
-
$472 USD
View
B
Retailer 12
-
$520 USD
View
B
Retailer 13
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$725 USD
View
B
Retailer 14
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$765 USD
View
B
Retailer 15
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$779 USD
View
B
Retailer 16
-
$1,054 USD
£830 GBP
View
Most Expensive
B
Reve Diamonds
B06CBAC0F · Nov 1
$1,135 USD
View
16 more retailers have this diamond
Prices start from $182 USDSave up to $953 USD

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
$182 USD