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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 $980 USD
As of November 2, 2026
Save $2,428 USD (71%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,408 USD at NZ Jewellers · As of November 1, 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 1, 2026, with prices from $980 to $3,408, a $2,428 spread on the same certified stone. NZ Jewellers lists it at $3,408. 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
Color
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 2
Current: $3,408 USD|Low: $980 USD|High: $5,263 USD|Avg: $2,774 USD
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$980 USD
Retailer 9$1,567 USD
Retailer 12$1,705 USD
Retailer 13$1,754 USD
Retailer 10$1,818 USD
Retailer 3$1,990 USD
Retailer 4$2,447 USD
Retailer 11$2,862 USD
Retailer 8$3,215 USD
Retailer 2$3,346 USD
NZ Jewellers$3,408 USD
Retailer 6$5,193 USD
Retailer 5$5,206 USD

24 data points across 13 retailers

12 retailers$980 USD to $3,408 USD

B+
Cheapest Retailer
-
$980 USD
B
Retailer 2
-
$1,567 USD
View
B
Retailer 3
-
$1,705 USD
View
B
Retailer 4
-
$1,754 USD
View
Final sale: no returns
B
Retailer 5
-
$1,818 USD
View
Retailer 6
-
$1,818 USD
View
Price last confirmed 21 days ago
B
Retailer 7
-
$1,990 USD
View
B
Retailer 8
-
$2,862 USD
View
B
Retailer 9
-
$3,215 USD
View
B
Retailer 10
-
$3,346 USD
ZAR 54,048 ZAR
View
Most Expensive
B
NZ Jewellers
41d55916-29e7-4b1f-a6e9-def1b672ea71 · Nov 1
$3,408 USD
View
10 more retailers have this diamond
Prices start from $980 USDSave up to $2,428 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.

B+
1.50ct Heart
$980 USD