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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 $365 AUD
As of November 4, 2026
Save $1,470 AUD (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,835 AUD at Reve Diamonds · As of November 4, 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 4, 2026, with prices from $365 to $1,835, a $1,470 spread on the same certified stone. Reve Diamonds lists it at $1,835. 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
Colour
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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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $750 AUD|Low: $365 AUD|High: $1,942 AUD|Avg: $855 AUD|-9.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
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 5, 2026
Retailer 16$365 AUD
Retailer 7$386 AUD
Retailer 5$456 AUD
Retailer 8$479 AUD
Retailer 10$540 AUD
Retailer 3$545 AUD
Retailer 12$700 AUD
Retailer 6$748 AUD
Retailer 1$750 AUD
Retailer 14$761 AUD
Retailer 13$915 AUD
Retailer 11$991 AUD
Retailer 2$1,309 AUD
Retailer 4$1,309 AUD
Retailer 15$1,377 AUD
Retailer 9$1,619 AUD
Reve Diamonds$1,835 AUD

39 data points across 17 retailers

20 retailers$365 AUD to $1,835 AUD

A
Cheapest Retailer
-
$365 AUD
Final sale: no returns
Retailer 2
-
$386 AUD
View
Price last confirmed 19 days ago
Retailer 3
-
$448 AUD
View
Price last confirmed 37 days ago
A
Retailer 4
-
$456 AUD
View
Retailer 5
-
$479 AUD
View
Price last confirmed 21 days ago
Retailer 6
-
$479 AUD
View
Price last confirmed 20 days ago
A
Retailer 7
-
$540 AUD
View
B+
Retailer 8
-
$545 AUD
View
A
Retailer 9
-
$700 AUD
View
Retailer 10
-
$748 AUD
View
Price last confirmed 13 days ago
A
Retailer 11
-
$750 AUD
View
A
Retailer 12
-
$761 AUD
View
B+
Retailer 13
-
$915 AUD
View
B+
Retailer 14
-
$991 AUD
View
B+
Retailer 15
-
$1,309 AUD
View
B
Retailer 16
-
$1,309 AUD
View
B
Retailer 17
-
$1,377 AUD
View
Retailer 18
-
$1,540 AUD
View
Price last confirmed 20 days ago
B
Retailer 19
-
$1,619 AUD
View
Most Expensive
B
Reve Diamonds
9E98F8B63 · Nov 4
$1,835 AUD
$1,287 USD
View
19 more retailers have this diamond
Prices start from $365 AUDSave up to $1,470 AUD

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
$365 AUD