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Heart|Lab Grown|IGI

1.51ct F VVS1 Heart Lab Grown Diamond

EX • F/VVS1 • IGI LG827602052

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG827602052

Diamond specifications and retailer prices

From $284 USD
As of November 1, 2026
Save $338 USD (54%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $622 USD at 77 Diamonds · As of November 3, 2026
View at 77 Diamonds

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG827602052 or 827602052. Listed at 2 retailers as of November 1, 2026, with prices from $284 to $622, a $338 spread on the same certified stone. 77 Diamonds lists it at $622. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG827602052
Dimensions7.12 × 7.76 × 4.69 mm
L/W Ratio1.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.12 mm7.76 mm1.51 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG827602052
Side View
Table 62.0%Crown 36.7°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $622 USD|Low: $284 USD|High: $648 USD|Avg: $538 USD|+1.3%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
November 3, 2026
Retailer 2$284 USD
Retailer 3$500 USD
Retailer 4$537 USD
77 Diamonds$622 USD

39 data points across 4 retailers

2 retailers$284 USD to $622 USD

A
Cheapest Retailer
-
$284 USD
Final sale: no returns
Most Expensive
B+
77 Diamonds
HSTVSS24PBWVC · Nov 3
$622 USD
£490 GBP
View
1 more retailer has this diamond
Prices start from $284 USDSave up to $338 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
$284 USD