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Heart|Lab Grown|IGI

1.45ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG653454303

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG653454303

Diamond specifications and retailer prices

From $256 USD
As of November 1, 2026
Save $1,031 USD (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,287 USD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG653454303 or 653454303. Listed at 20 retailers as of November 1, 2026, with prices from $256 to $1,287, a $1,031 spread on the same certified stone. Reve Diamonds lists it at $1,287. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.2°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG653454303
Dimensions6.75 × 7.84 × 4.65 mm
L/W Ratio1.16
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.75 mm7.84 mm1.45 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG653454303
Side View
Table 61.0%Crown 42.2°Girdle: MED-STKPavilion 37.9°Culet: NoneDepth 59.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $380 USD|Low: $256 USD|High: $1,363 USD|Avg: $596 USD|-16.1%
Retailer 1
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Reve Diamonds
November 2, 2026
Retailer 16$256 USD
Retailer 7$271 USD
Retailer 5$320 USD
Retailer 8$336 USD
Retailer 1$380 USD
Retailer 3$382 USD
Retailer 10$491 USD
Retailer 6$525 USD
Retailer 9$532 USD
Retailer 14$534 USD
Retailer 12$642 USD
Retailer 13$694 USD
Retailer 2$918 USD
Retailer 4$918 USD
Retailer 15$967 USD
Retailer 11$1,140 USD
Reve Diamonds$1,287 USD

38 data points across 17 retailers

20 retailers$256 USD to $1,287 USD

A
Cheapest Retailer
-
$256 USD
Final sale: no returns
Retailer 2
-
$271 USD
View
Price last confirmed 16 days ago
Retailer 3
-
$314 USD
View
Price last confirmed 34 days ago
A
Retailer 4
-
$320 USD
HK$2,500 HKD
View
Retailer 5
-
$336 USD
View
Price last confirmed 18 days ago
Retailer 6
-
$336 USD
View
Price last confirmed 17 days ago
A
Retailer 7
-
$380 USD
£299 GBP
View
B+
Retailer 8
-
$382 USD
View
A
Retailer 9
-
$491 USD
ZAR 7,934 ZAR
View
Retailer 10
-
$525 USD
View
Price last confirmed 10 days ago
A
Retailer 11
-
$532 USD
£419 GBP
View
A
Retailer 12
-
$534 USD
View
B+
Retailer 13
-
$642 USD
View
Retailer 14
-
$694 USD
A$1,067 AUD
View
Price last confirmed 9 days ago
B+
Retailer 15
-
$918 USD
View
B
Retailer 16
-
$918 USD
SGD 1,241 SGD
View
B
Retailer 17
-
$967 USD
View
Retailer 18
-
$1,080 USD
View
Price last confirmed 16 days ago
B
Retailer 19
-
$1,140 USD
£898 GBP
View
Most Expensive
B
Reve Diamonds
9E98F8B63 · Nov 1
$1,287 USD
View
19 more retailers have this diamond
Prices start from $256 USDSave up to $1,031 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.

A
1.45ct Heart
$256 USD