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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 $1,252 SGD
As of November 4, 2026
Save $3,103 SGD (71%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,355 SGD 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 $1,252 to $4,355, a $3,103 spread on the same certified stone. NZ Jewellers lists it at $4,355. 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: $4,355 SGD|Low: $1,252 SGD|High: $6,724 SGD|Avg: $3,544 SGD
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 3, 2026
Retailer 7$1,252 SGD
Retailer 9$2,002 SGD
Retailer 12$2,179 SGD
Retailer 13$2,241 SGD
Retailer 10$2,323 SGD
Retailer 3$2,543 SGD
Retailer 4$3,127 SGD
Retailer 11$3,657 SGD
Retailer 8$4,108 SGD
Retailer 2$4,275 SGD
NZ Jewellers$4,355 SGD
Retailer 6$6,636 SGD
Retailer 5$6,651 SGD

23 data points across 13 retailers

12 retailers$1,252 SGD to $4,355 SGD

B+
Cheapest Retailer
-
$1,252 SGD
B
Retailer 2
-
$2,002 SGD
View
B
Retailer 3
-
$2,179 SGD
View
B
Retailer 4
-
$2,241 SGD
View
Final sale: no returns
B
Retailer 5
-
$2,323 SGD
View
Retailer 6
-
$2,323 SGD
View
Price last confirmed 24 days ago
B
Retailer 7
-
$2,543 SGD
View
B
Retailer 8
-
$3,657 SGD
View
B
Retailer 9
-
$4,108 SGD
View
B
Retailer 10
-
$4,275 SGD
View
Most Expensive
B
NZ Jewellers
41d55916-29e7-4b1f-a6e9-def1b672ea71 · Nov 4
$4,355 SGD
$3,408 USD
View
10 more retailers have this diamond
Prices start from $1,252 SGDSave up to $3,103 SGD

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
$1,252 SGD