Heart|Lab Grown|IGI

0.51ct D VS1 Heart Lab Grown Diamond

VG • D/VS1 • IGI LG840611747

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840611747

Diamond specifications and retailer prices

From $154 USD
HK$1,200 HKD
As of October 24, 2026
14 retailers carry this diamond
Most expensive: $1,133 USD at MOH London · As of October 12, 2026
View at MOH London

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 VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG840611747 or 840611747. Listed at 14 retailers as of October 24, 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
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.3°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840611747
Dimensions5.23 × 5.62 × 3.05 mm
L/W Ratio1.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.23 mm5.62 mm0.51 ctD / VS1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG840611747
Side View
Table 59.0%Crown 35.3°Girdle: MED-STKPavilion 38°Culet: NoneDepth 54.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 24
Current: $1,133 USD|Low: $104 USD|High: $1,133 USD|Avg: $363 USD
MOH London
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
Retailer 18
October 14, 2026
Retailer 17$108 USD
Retailer 18$120 USD
Retailer 8$143 USD
Retailer 3$154 USD
Retailer 13$240 USD
Retailer 14$243 USD
Retailer 12$255 USD
Retailer 11$268 USD
Retailer 9$334 USD
Retailer 7$364 USD
Retailer 6$377 USD
Retailer 5$391 USD
Retailer 2$410 USD
Retailer 4$431 USD
Retailer 15$433 USD
Retailer 10$489 USD
Retailer 16$900 USD
MOH London$1,133 USD

13 data points across 18 retailers

14 retailers

A
Retailer 1
-
$108 USD
Price last confirmed 21 days ago
A
Retailer 2
-
$143 USD
View
Price last confirmed 26 days ago
A
Retailer 3
-
$154 USD
HK$1,200 HKD
View
B+
Retailer 4
-
$240 USD
ZAR 3,884 ZAR
View
Price last confirmed 16 days ago
B+
Retailer 5
-
$255 USD
£201 GBP
View
Price last confirmed 15 days ago
B+
Retailer 6
-
$268 USD
View
Price last confirmed 15 days ago
B
Retailer 7
-
$334 USD
£263 GBP
View
Price last confirmed 15 days ago
B
Retailer 8
-
$377 USD
SGD 510 SGD
View
Price last confirmed 15 days ago
B
Retailer 9
-
$410 USD
View
Price last confirmed 14 days ago
B
Retailer 10
-
$431 USD
View
Price last confirmed 24 days ago
B
Retailer 11
-
$433 USD
View
Price last confirmed 15 days ago
B
Retailer 12
-
$489 USD
View
Price last confirmed 15 days ago
B
Retailer 13
-
$900 USD
View
Price last confirmed 15 days ago
Most Expensive
B
MOH London
LG840611747 · Oct 12
$1,133 USD
£892 GBP
View
Price under review
13 more retailers have this diamond
Prices start from $154 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
$154 USD