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 $214 USD
As of October 27, 2026
Save $1,516 USD (88%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,730 USD 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 20 retailers as of October 26, 2026, with prices from $214 to $1,730, a $1,516 spread on the same certified stone. Brilliant Earth lists it at $1,730. 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
Color
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

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: $1,730 USD|Low: $209 USD|High: $1,960 USD|Avg: $676 USD|-11.7%
Brilliant Earth
Retailer 2
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
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Retailer 11
Retailer 12
Retailer 13
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Retailer 15
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Retailer 20
October 28, 2026
Retailer 20$214 USD
Retailer 16$249 USD
Retailer 17$266 USD
Retailer 19$266 USD
Retailer 9$281 USD
Retailer 18$312 USD
Retailer 13$457 USD
Retailer 5$457 USD
Retailer 2$490 USD
Retailer 8$509 USD
Retailer 7$595 USD
Retailer 14$621 USD
Retailer 3$855 USD
Retailer 4$858 USD
Retailer 10$908 USD
Retailer 12$915 USD
Retailer 15$1,067 USD
Retailer 11$1,082 USD
Retailer 6$1,240 USD
Brilliant Earth$1,730 USD

29 data points across 20 retailers

20 retailers$214 USD to $1,730 USD

A
Cheapest Retailer
-
$214 USD
A
Retailer 2
-
$249 USD
View
A
Retailer 3
-
$266 USD
View
A
Retailer 4
-
$266 USD
View
A
Retailer 5
-
$281 USD
View
Final sale: no returns
A
Retailer 6
-
$312 USD
£246 GBP
View
Price last confirmed 12 days ago
A
Retailer 7
-
$457 USD
ZAR 7,381 ZAR
View
A
Retailer 8
-
$457 USD
View
A
Retailer 9
-
$490 USD
£386 GBP
View
A
Retailer 10
-
$509 USD
View
A
Retailer 11
-
$595 USD
View
B+
Retailer 12
-
$621 USD
A$956 AUD
View
B+
Retailer 13
-
$855 USD
View
B+
Retailer 14
-
$858 USD
View
B+
Retailer 15
-
$908 USD
View
B+
Retailer 16
-
$915 USD
A$1,408 AUD
View
B+
Retailer 17
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$1,067 USD
£840 GBP
View
B
Retailer 18
-
$1,082 USD
View
B
Retailer 19
-
$1,240 USD
View
Most Expensive
B
Brilliant Earth
21696505A · Oct 26
$1,730 USD
View
19 more retailers have this diamond
Prices start from $214 USDSave up to $1,516 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
1.51ct Heart
$214 USD