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Heart|Lab Grown|IGI

1.05ct F IF Heart Lab Grown Diamond

EX • F/IF • IGI LG839601093

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG839601093

Diamond specifications and retailer prices

From $341 SGD
$267 USD
As of November 1, 2026
Save $402 SGD (54%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $744 SGD at 77 Diamonds · As of November 2, 2026
View at 77 Diamonds

About this 1.05ct lab-grown heart diamond

This 1.05ct lab-grown heart sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG839601093 or 839601093. Listed at 2 retailers as of November 1, 2026, with prices from $341 to $744, a $402 spread on the same certified stone. 77 Diamonds lists it at $744. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839601093
Dimensions6.07 × 7.10 × 4.22 mm
L/W Ratio1.17
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.07 mm7.10 mm1.05 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839601093
Side View
Table 59.0%Crown 35.3°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 59.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $744 SGD|Low: $341 SGD|High: $828 SGD|Avg: $657 SGD|-4.2%
77 Diamonds
Retailer 2
November 2, 2026
Retailer 2$341 SGD
77 Diamonds$744 SGD

34 data points across 2 retailers

2 retailers$341 SGD to $744 SGD

A
Cheapest Retailer
-
$341 SGD
$267 USD
Final sale: no returns
Most Expensive
A
77 Diamonds
HSTVSPWQZGSBV · Nov 2
$744 SGD
£458 GBP
View
1 more retailer has this diamond
Prices start from $341 SGDSave up to $402 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
1.05ct Heart
$341 SGD