CaratHunter
Plans
Heart|Lab Grown|IGI

1.51ct F VS1 Heart Lab Grown Diamond

ID • F/VS1 • IGI LG632451876

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG632451876

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)
17 retailers carry this diamond
Most expensive: $10,482 AUD at MOH London · As of October 29, 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 LG632451876 or 632451876. Listed at 17 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
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG632451876
Dimensions7.16 × 7.85 × 4.60 mm
L/W Ratio1.10
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
7.16 mm7.85 mm1.51 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG632451876
Side View
Table 61.0%Crown 37°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 58.6%

Caratlytics Score

How it works →
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: $10,482 AUD|Low: $2,683 AUD|High: $10,565 AUD|Avg: $5,651 AUD|-0.5%
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
November 2, 2026
Retailer 10$2,683 AUD
Retailer 12$3,357 AUD
Retailer 5$3,653 AUD
Retailer 6$3,894 AUD
Retailer 13$3,894 AUD
Retailer 2$4,865 AUD
Retailer 4$5,352 AUD
Retailer 7$5,363 AUD
Retailer 11$5,967 AUD
Retailer 3$6,074 AUD
Retailer 9$7,158 AUD
Retailer 8$9,694 AUD
Retailer 14$10,398 AUD
MOH London$10,482 AUD

40 data points across 14 retailers

17 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
-
$4,865 AUD
£2,684 GBP
View
Price under review
Retailer 9
-
$5,352 AUD
$3,751 USD
View
Price under review
Retailer 10
-
$5,363 AUD
£2,959 GBP
View
Price under review
Retailer 11
-
$5,967 AUD
$4,182 USD
View
Price under review
Retailer 12
-
$6,074 AUD
$4,257 USD
View
Price under review
Most Expensive
MOH London
LG632451876 · Oct 29
$10,482 AUD
£5,784 GBP
View
Price under review
12 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