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Heart|Lab Grown|IGI

1.51ct F VS1 Heart Lab Grown Diamond

ID • F/VS1 • IGI LG834614879

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG834614879

Diamond specifications and retailer prices

From $305 AUD
$214 USD
As of October 27, 2026
Save $2,158 AUD (88%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,463 AUD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

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 LG834614879 or 834614879. Listed at 18 retailers as of October 26, 2026, with prices from $305 to $2,463, a $2,158 spread on the same certified stone. Brilliant Earth lists it at $2,463. 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 angle38.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG834614879
Dimensions7.01 × 7.79 × 4.77 mm
L/W Ratio1.11
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
7.01 mm7.79 mm1.51 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG834614879
Side View
Table 62.0%Crown 38.1°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 61.2%

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: Oct 27
Current: $2,463 AUD|Low: $298 AUD|High: $2,790 AUD|Avg: $963 AUD|-11.7%
Brilliant Earth
Retailer 2
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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
Retailer 19
Retailer 20
October 28, 2026
Retailer 20$305 AUD
Retailer 16$354 AUD
Retailer 17$379 AUD
Retailer 19$379 AUD
Retailer 9$400 AUD
Retailer 18$445 AUD
Retailer 13$650 AUD
Retailer 5$651 AUD
Retailer 2$698 AUD
Retailer 8$725 AUD
Retailer 7$847 AUD
Retailer 14$885 AUD
Retailer 3$1,217 AUD
Retailer 4$1,221 AUD
Retailer 10$1,292 AUD
Retailer 12$1,303 AUD
Retailer 15$1,519 AUD
Retailer 11$1,540 AUD
Retailer 6$1,765 AUD
Brilliant Earth$2,463 AUD

29 data points across 20 retailers

18 retailers$305 AUD to $2,463 AUD

A
Cheapest Retailer
-
$305 AUD
$214 USD
A
Retailer 2
-
$354 AUD
$249 USD
View
Retailer 3
-
$379 AUD
$266 USD
View
Price last confirmed 7 days ago
Retailer 4
-
$379 AUD
$266 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$650 AUD
ZAR 7,381 ZAR
View
A
Retailer 6
-
$651 AUD
$457 USD
View
A
Retailer 7
-
$698 AUD
£386 GBP
View
A
Retailer 8
-
$725 AUD
$509 USD
View
B+
Retailer 9
-
$847 AUD
$595 USD
View
B+
Retailer 10
-
$885 AUD
View
Retailer 11
-
$1,217 AUD
$855 USD
View
Price last confirmed 7 days ago
Retailer 12
-
$1,221 AUD
$858 USD
View
Price last confirmed 7 days ago
B+
Retailer 13
-
$1,292 AUD
$908 USD
View
Retailer 14
-
$1,303 AUD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
$1,519 AUD
£840 GBP
View
B
Retailer 16
-
$1,540 AUD
$1,082 USD
View
B
Retailer 17
-
$1,765 AUD
$1,240 USD
View
Most Expensive
B
Brilliant Earth
21696505A · Oct 26
$2,463 AUD
$1,730 USD
View
17 more retailers have this diamond
Prices start from $305 AUDSave up to $2,158 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.

A
1.51ct Heart
$305 AUD