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Heart|Lab Grown|IGI

1.50ct I VS1 Heart Lab Grown Diamond

ID • I/VS1 • IGI LG425067504

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG425067504

Diamond specifications and retailer prices

From $1,400 AUD
As of November 4, 2026
Save $3,468 AUD (71%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,868 AUD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 1.5ct lab-grown heart diamond

This 1.5ct lab-grown heart sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG425067504 or 425067504. Listed at 12 retailers as of November 4, 2026, with prices from $1,400 to $4,868, a $3,468 spread on the same certified stone. NZ Jewellers lists it at $4,868. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425067504
Dimensions8.18 × 6.92 × 4.52 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.18 mm6.92 mm1.50 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG425067504
Side View
Table 59.0%Crown 35.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 55.3%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: $4,868 AUD|Low: $1,400 AUD|High: $7,517 AUD|Avg: $3,959 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 7$1,400 AUD
Retailer 9$2,238 AUD
Retailer 12$2,436 AUD
Retailer 13$2,506 AUD
Retailer 10$2,597 AUD
Retailer 3$2,843 AUD
Retailer 4$3,496 AUD
Retailer 11$4,088 AUD
Retailer 8$4,593 AUD
Retailer 6$4,778 AUD
NZ Jewellers$4,868 AUD
Retailer 2$7,398 AUD
Retailer 5$7,435 AUD

24 data points across 13 retailers

12 retailers$1,400 AUD to $4,868 AUD

B+
Cheapest Retailer
-
$1,400 AUD
B
Retailer 2
-
$2,238 AUD
View
B
Retailer 3
-
$2,436 AUD
View
B
Retailer 4
-
$2,506 AUD
View
Final sale: no returns
B
Retailer 5
-
$2,597 AUD
View
Retailer 6
-
$2,597 AUD
View
Price last confirmed 24 days ago
B
Retailer 7
-
$2,843 AUD
View
B
Retailer 8
-
$4,088 AUD
View
B
Retailer 9
-
$4,593 AUD
View
B
Retailer 10
-
$4,778 AUD
View
Most Expensive
B
NZ Jewellers
41d55916-29e7-4b1f-a6e9-def1b672ea71 · Nov 4
$4,868 AUD
$3,408 USD
View
10 more retailers have this diamond
Prices start from $1,400 AUDSave up to $3,468 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.

B+
1.50ct Heart
$1,400 AUD