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Heart|Lab Grown|IGI

1.51ct F VS1 Heart Lab Grown Diamond

ID • F/VS1 • IGI LG522254252

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG522254252

Diamond specifications and retailer prices

From $2,683 AUD
$1,880 USD
As of November 2, 2026
Save $1,448 AUD (35%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $10,425 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.51ct lab-grown heart diamond

This 1.51ct lab-grown heart sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG522254252 or 522254252. Listed at 15 retailers as of November 2, 2026, with a 54% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle40.9°
Pavilion angle42.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522254252
Dimensions6.47 × 7.91 × 4.79 mm
L/W Ratio1.22
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.47 mm7.91 mm1.51 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG522254252
Side View
Table 62.5%Crown 40.9°Girdle: THK-VTKPavilion 42.3°Culet: NoneDepth 60.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $10,425 AUD|Low: $2,683 AUD|High: $10,565 AUD|Avg: $5,734 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 6$2,683 AUD
Retailer 8$3,357 AUD
Retailer 3$3,653 AUD
Retailer 4$3,760 AUD
Retailer 9$3,894 AUD
Retailer 12$5,352 AUD
Retailer 2$5,363 AUD
Retailer 7$5,967 AUD
Retailer 11$6,074 AUD
Retailer 5$7,158 AUD
Retailer 10$10,398 AUD
MOH London$10,425 AUD

43 data points across 12 retailers

15 retailers$2,683 AUD to $4,131 AUD

B
Cheapest Retailer
-
$2,683 AUD
$1,880 USD
B
Retailer 2
-
$3,357 AUD
$2,353 USD
View
B
Retailer 3
-
$3,653 AUD
$2,560 USD
View
B
Retailer 4
-
$3,760 AUD
$2,635 USD
View
Final sale: no returns
Retailer 5
-
$3,894 AUD
$2,729 USD
View
Price last confirmed 22 days ago
B
Retailer 6
-
$3,894 AUD
$2,729 USD
View
B
Retailer 7
-
$4,131 AUD
$2,895 USD
View
Retailer 8
-
$5,352 AUD
$3,751 USD
View
Price under review
Retailer 9
-
$5,363 AUD
£2,959 GBP
View
Price under review
Retailer 10
-
$5,967 AUD
$4,182 USD
View
Price under review
Retailer 11
-
$6,074 AUD
$4,257 USD
View
Price under review
Most Expensive
MOH London
LG522254252 · Nov 1
$10,425 AUD
£5,753 GBP
View
Price under review
11 more retailers have this diamond
Prices start from $2,683 AUDSave up to $1,448 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
1.51ct Heart
$2,683 AUD