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Heart|Lab Grown|IGI

1.78ct G VVS2 Heart Lab Grown Diamond

EX • G/VVS2 • IGI LG828606505

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG828606505

Diamond specifications and retailer prices

From $383 USD
As of October 26, 2026
2 retailers carry this diamond
Most expensive: $2,480 USD at Brilliant Earth · As of October 1, 2026
View at Brilliant Earth

About this 1.78ct lab-grown heart diamond

This 1.78ct lab-grown heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG828606505 or 828606505. Listed at 2 retailers as of October 26, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
G
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828606505
Dimensions7.45 × 8.20 × 4.97 mm
L/W Ratio1.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.45 mm8.20 mm1.78 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828606505
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 60.6%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 26
Current: $383 USD|Low: $254 USD|High: $931 USD|Avg: $625 USD|-13.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 26, 2026
Retailer 2$254 USD
Retailer 1$383 USD
Retailer 3$533 USD
Retailer 5$667 USD
Retailer 4$931 USD

13 data points across 5 retailers

2 retailers

B+
Cheapest Retailer
-
$383 USD
Most Expensive
Brilliant Earth
21227998A · Oct 1
$2,480 USD
View
Price last confirmed 31 days ago
1 more retailer has this diamond
Prices start from $383 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.

B+
1.78ct Heart
$383 USD