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Heart|Lab Grown|IGI

1.18ct F VVS1 Heart Lab Grown Diamond

EX • F/VVS1 • IGI LG839654363

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG839654363

Diamond specifications and retailer prices

From $327 AUD
$229 USD
As of November 1, 2026
Save $354 AUD (52%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $681 AUD at GemsNY · As of November 1, 2026
View at GemsNY

About this 1.18ct lab-grown heart diamond

This 1.18ct lab-grown heart sits in the classic one-carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG839654363 or 839654363. Listed at 3 retailers as of November 1, 2026, with prices from $327 to $681, a $354 spread on the same certified stone. GemsNY lists it at $681. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.18
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839654363
Dimensions6.18 × 7.31 × 4.46 mm
L/W Ratio1.18
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.18 mm7.31 mm1.18 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839654363
Side View
Table 60.0%Crown 36.1°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.0%

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: Nov 1
Current: $756 AUD|Low: $327 AUD|High: $785 AUD|Avg: $583 AUD
GemsNY
Retailer 2
Retailer 3
Retailer 4
October 29, 2026
Retailer 2$327 AUD
Retailer 3$499 AUD
GemsNY$756 AUD
Retailer 4$785 AUD

6 data points across 4 retailers

3 retailers$327 AUD to $681 AUD

A
Cheapest Retailer
-
$327 AUD
$229 USD
Final sale: no returns
B+
Retailer 2
-
$499 AUD
$350 USD
View
Most Expensive
B+
GemsNY
L898259 · Nov 1
$681 AUD
$477 USD
View
2 more retailers have this diamond
Prices start from $327 AUDSave up to $354 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
1.18ct Heart
$327 AUD