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Heart|Lab Grown|IGI

1.45ct F VS1 Heart Lab Grown Diamond

EX • F/VS1 • IGI LG623483180

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG623483180

Diamond specifications and retailer prices

From $683 SGD
As of November 6, 2026
Save $1,448 SGD (68%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,131 SGD at Michael Trio · As of November 4, 2026
View at Michael Trio

About this 1.45ct lab-grown heart diamond

This 1.45ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG623483180 or 623483180. Listed at 13 retailers as of November 4, 2026, with prices from $683 to $2,131, a $1,448 spread on the same certified stone. Michael Trio lists it at $2,131. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG623483180
Dimensions7.25 × 7.60 × 4.50 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.25 mm7.60 mm1.45 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG623483180
Side View
Table 60.0%Crown 35.6°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 59.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $2,131 SGD|Low: $683 SGD|High: $2,203 SGD|Avg: $1,251 SGD|+21.1%
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 5$683 SGD
Retailer 9$786 SGD
Retailer 10$809 SGD
Retailer 6$829 SGD
Retailer 2$846 SGD
Retailer 3$1,036 SGD
Retailer 4$1,183 SGD
Retailer 8$1,478 SGD
Retailer 7$1,930 SGD
Michael Trio$2,131 SGD
Retailer 11$2,203 SGD

27 data points across 11 retailers

13 retailers$683 SGD to $2,131 SGD

Retailer 1
-
$388 SGD
Price last confirmed 37 days ago
Retailer 2
-
$450 SGD
View
Price last confirmed 38 days ago
Retailer 3
-
$475 SGD
View
Price last confirmed 40 days ago
A
Retailer 4
-
$683 SGD
View
B+
Retailer 5
-
$786 SGD
View
B+
Retailer 6
-
$809 SGD
View
B+
Retailer 7
-
$829 SGD
View
B+
Retailer 8
-
$846 SGD
View
B
Retailer 9
-
$1,183 SGD
View
B
Retailer 10
-
$1,478 SGD
View
Retailer 11
-
$1,547 SGD
View
Price last confirmed 37 days ago
Retailer 12
-
$1,930 SGD
View
Price last confirmed 11 days ago
Most Expensive
B
Michael Trio
4956253380 · Nov 4
$2,131 SGD
View
12 more retailers have this diamond
Prices start from $683 SGDSave up to $1,448 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
1.45ct Heart
$683 SGD