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Heart|Lab Grown|IGI

1.50ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG798603784

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG798603784

Diamond specifications and retailer prices

From $435 NZD
As of November 6, 2026
Save $2,704 NZD (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $4,696 NZD at Queensmith · As of October 27, 2026
View at Queensmith

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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG798603784 or 798603784. Listed at 23 retailers as of November 6, 2026, with a 622% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG798603784
Dimensions6.83 × 7.91 × 4.67 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
6.83 mm7.91 mm1.50 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG798603784
Side View
Table 62.0%Crown 32.4°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 59.0%

Caratlytics Score

How it works →
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 6
Current: $595 NZD|Low: $417 NZD|High: $3,229 NZD|Avg: $1,315 NZD|-1.8%
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
November 6, 2026
Retailer 3$435 NZD
Retailer 5$539 NZD
Retailer 1$595 NZD
Retailer 11$929 NZD
Retailer 6$1,007 NZD
Retailer 13$1,075 NZD
Retailer 9$1,257 NZD
Retailer 8$1,290 NZD
Retailer 10$1,367 NZD
Retailer 2$1,737 NZD
Retailer 4$1,909 NZD
Retailer 7$2,152 NZD
Retailer 12$3,139 NZD

36 data points across 13 retailers

23 retailers$435 NZD to $3,139 NZD

A
Cheapest Retailer
-
$435 NZD
A
Retailer 2
-
$485 NZD
View
Final sale: no returns
A
Retailer 3
-
$503 NZD
View
A
Retailer 4
-
$539 NZD
View
Retailer 5
-
$539 NZD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$595 NZD
View
B+
Retailer 7
-
$725 NZD
View
A
Retailer 8
-
$929 NZD
View
B+
Retailer 9
-
$938 NZD
View
B+
Retailer 10
-
$1,007 NZD
View
B+
Retailer 11
-
$1,075 NZD
View
B+
Retailer 12
-
$1,126 NZD
View
B+
Retailer 13
-
$1,257 NZD
View
B+
Retailer 14
-
$1,290 NZD
View
B+
Retailer 15
-
$1,367 NZD
View
B
Retailer 16
-
$1,732 NZD
View
B
Retailer 17
-
$1,737 NZD
View
B
Retailer 18
-
$1,824 NZD
View
Retailer 19
-
$1,909 NZD
View
Price last confirmed 32 days ago
B
Retailer 20
-
$2,152 NZD
View
B
Retailer 21
-
$2,387 NZD
View
B
Retailer 22
-
$3,139 NZD
View
Most Expensive
Queensmith
LG798603784 · Oct 27
$4,696 NZD
£2,050 GBP
View
Price last confirmed 10 days ago
22 more retailers have this diamond
Prices start from $435 NZDSave up to $2,704 NZD

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
1.50ct Heart
$435 NZD