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Heart|Lab Grown|IGI

1.45ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG683536434

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG683536434

Diamond specifications and retailer prices

From $364 AUD
As of November 4, 2026
Save $1,590 AUD (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,953 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 LG683536434 or 683536434. Listed at 18 retailers as of November 4, 2026, with prices from $364 to $1,953, a $1,590 spread on the same certified stone. Reve Diamonds lists it at $1,953. 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 angle36.9°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683536434
Dimensions7.08 × 7.90 × 4.62 mm
L/W Ratio1.12
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
7.08 mm7.90 mm1.45 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683536434
Side View
Table 61.0%Crown 36.9°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 58.5%

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: $847 AUD|Low: $349 AUD|High: $1,829 AUD|Avg: $786 AUD|+2.9%
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
November 5, 2026
Retailer 15$364 AUD
Retailer 7$408 AUD
Retailer 4$422 AUD
Retailer 2$452 AUD
Retailer 5$452 AUD
Retailer 8$602 AUD
Retailer 13$610 AUD
Retailer 14$677 AUD
Retailer 10$778 AUD
Retailer 6$823 AUD
Retailer 1$847 AUD
Retailer 11$1,098 AUD
Retailer 12$1,106 AUD
Retailer 3$1,451 AUD
Retailer 9$1,808 AUD

44 data points across 15 retailers

18 retailers$364 AUD to $1,953 AUD

A
Cheapest Retailer
-
$364 AUD
A
Retailer 2
-
$408 AUD
View
Final sale: no returns
A
Retailer 3
-
$422 AUD
View
A
Retailer 4
-
$452 AUD
View
Retailer 5
-
$452 AUD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$602 AUD
View
B+
Retailer 7
-
$610 AUD
View
A
Retailer 8
-
$677 AUD
View
B+
Retailer 9
-
$778 AUD
View
B+
Retailer 10
-
$823 AUD
View
B+
Retailer 11
-
$847 AUD
View
B+
Retailer 12
-
$928 AUD
View
Retailer 13
-
$1,098 AUD
View
Price last confirmed 8 days ago
B+
Retailer 14
-
$1,106 AUD
View
B
Retailer 15
-
$1,451 AUD
View
B
Retailer 16
-
$1,524 AUD
View
B
Retailer 17
-
$1,808 AUD
View
Most Expensive
B
Reve Diamonds
C3FCE0686 · Nov 4
$1,953 AUD
$1,370 USD
View
17 more retailers have this diamond
Prices start from $364 AUDSave up to $1,590 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
$364 AUD