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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 $615 USD
As of November 2, 2026
Save $1,054 USD (63%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,669 USD at Michael Trio · As of November 1, 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 1, 2026, with prices from $615 to $1,669, a $1,054 spread on the same certified stone. Michael Trio lists it at $1,669. 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
Color
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

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $1,669 USD|Low: $535 USD|High: $1,725 USD|Avg: $969 USD|+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 2, 2026
Retailer 5$615 USD
Retailer 9$615 USD
Retailer 10$633 USD
Retailer 4$650 USD
Retailer 2$669 USD
Retailer 3$811 USD
Retailer 7$926 USD
Retailer 8$1,157 USD
Retailer 6$1,511 USD
Michael Trio$1,669 USD
Retailer 11$1,725 USD

26 data points across 11 retailers

13 retailers$615 USD to $1,669 USD

Retailer 1
-
$304 USD
Price last confirmed 33 days ago
Retailer 2
-
$352 USD
View
Price last confirmed 34 days ago
Retailer 3
-
$372 USD
View
Price last confirmed 35 days ago
B+
Retailer 4
-
$615 USD
View
B+
Retailer 5
-
$615 USD
View
B+
Retailer 6
-
$633 USD
View
B+
Retailer 7
-
$650 USD
ZAR 10,495 ZAR
View
B+
Retailer 8
-
$669 USD
£527 GBP
View
Retailer 9
-
$926 USD
A$1,424 AUD
View
Price last confirmed 7 days ago
B
Retailer 10
-
$1,157 USD
View
Retailer 11
-
$1,211 USD
View
Price last confirmed 32 days ago
B
Retailer 12
-
$1,511 USD
£1,190 GBP
View
Most Expensive
B
Michael Trio
4956253380 · Nov 1
$1,669 USD
SGD 2,255 SGD
View
12 more retailers have this diamond
Prices start from $615 USDSave up to $1,054 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+
1.45ct Heart
$615 USD