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Heart|Lab Grown|IGI

1.15ct F VVS1 Heart Lab Grown Diamond

EX • F/VVS1 • IGI LG839662966

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG839662966

Diamond specifications and retailer prices

From $285 SGD
$223 USD
As of November 1, 2026
Save $308 SGD (52%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $593 SGD at GemsNY · As of November 1, 2026
View at GemsNY

About this 1.15ct lab-grown heart diamond

This 1.15ct 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 LG839662966 or 839662966. Listed at 3 retailers as of November 1, 2026, with prices from $285 to $593, a $308 spread on the same certified stone. GemsNY lists it at $593. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.15
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839662966
Dimensions6.41 × 7.30 × 4.30 mm
L/W Ratio1.14
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.41 mm7.30 mm1.15 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839662966
Side View
Table 61.0%Crown 35.4°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 58.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $660 SGD|Low: $285 SGD|High: $681 SGD|Avg: $507 SGD
GemsNY
Retailer 2
Retailer 3
Retailer 4
October 29, 2026
Retailer 2$285 SGD
Retailer 3$436 SGD
GemsNY$660 SGD
Retailer 4$681 SGD

6 data points across 4 retailers

3 retailers$285 SGD to $593 SGD

A
Cheapest Retailer
-
$285 SGD
$223 USD
Final sale: no returns
B+
Retailer 2
-
$436 SGD
$341 USD
View
Most Expensive
B+
GemsNY
L898816 · Nov 1
$593 SGD
$464 USD
View
2 more retailers have this diamond
Prices start from $285 SGDSave up to $308 SGD

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
1.15ct Heart
$285 SGD