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Radiant|Lab Grown|IGI

1.50ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG719536798

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG719536798

Diamond specifications and retailer prices

From $422 NZD
As of November 4, 2026
Save $3,179 NZD (88%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: $3,601 NZD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.5ct lab-grown radiant diamond

This 1.5ct lab-grown radiant 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 LG719536798 or 719536798. Listed at 29 retailers as of November 4, 2026, with prices from $422 to $3,601, a $3,179 spread on the same certified stone. Brilliant Earth lists it at $3,601. 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 angle39.8°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG719536798
Dimensions5.78 × 5.78 × 3.86 mm
L/W Ratio1.00
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
5.78 mm5.78 mm1.50 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG719536798
Side View
Table 64.0%Crown 39.8°Girdle: Slightly ThickPavilion 34.7°Culet: NoneDepth 66.8%

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 4
Current: $3,601 NZD|Low: $422 NZD|High: $3,779 NZD|Avg: $1,432 NZD|-4.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 22
November 5, 2026
Retailer 22$422 NZD
Retailer 19$472 NZD
Retailer 10$612 NZD
Retailer 3$742 NZD
Retailer 18$875 NZD
Retailer 17$903 NZD
Retailer 6$921 NZD
Retailer 15$931 NZD
Retailer 8$969 NZD
Retailer 2$981 NZD
Retailer 9$1,146 NZD
Retailer 16$1,224 NZD
Retailer 21$1,691 NZD
Retailer 4$1,749 NZD
Retailer 12$1,772 NZD
Retailer 11$1,776 NZD
Retailer 20$1,925 NZD
Retailer 13$2,092 NZD
Retailer 7$2,132 NZD
Retailer 14$2,260 NZD
Retailer 5$2,333 NZD
Brilliant Earth$3,601 NZD

41 data points across 22 retailers

29 retailers$422 NZD to $3,601 NZD

A
Cheapest Retailer
-
$422 NZD
Retailer 2
-
$422 NZD
View
Price last confirmed 28 days ago
Retailer 3
-
$451 NZD
View
Price last confirmed 36 days ago
A
Retailer 4
-
$472 NZD
View
Final sale: no returns
Retailer 5
-
$523 NZD
View
Price last confirmed 39 days ago
Retailer 6
-
$523 NZD
View
Price last confirmed 33 days ago
Retailer 7
-
$552 NZD
View
Price last confirmed 37 days ago
A
Retailer 8
-
$612 NZD
View
B+
Retailer 9
-
$742 NZD
View
A
Retailer 10
-
$875 NZD
View
A
Retailer 11
-
$903 NZD
View
A
Retailer 12
-
$921 NZD
View
A
Retailer 13
-
$969 NZD
View
A
Retailer 14
-
$981 NZD
View
B+
Retailer 15
-
$1,146 NZD
View
B+
Retailer 16
-
$1,224 NZD
View
Retailer 17
-
$1,684 NZD
View
Price last confirmed 26 days ago
B
Retailer 18
-
$1,684 NZD
View
B
Retailer 19
-
$1,691 NZD
View
Retailer 20
-
$1,749 NZD
View
Price last confirmed 31 days ago
B
Retailer 21
-
$1,772 NZD
View
B
Retailer 22
-
$1,776 NZD
View
Retailer 23
-
$1,795 NZD
View
Price last confirmed 36 days ago
Retailer 24
-
$1,925 NZD
View
Price last confirmed 15 days ago
B
Retailer 25
-
$2,092 NZD
View
B
Retailer 26
-
$2,132 NZD
View
B
Retailer 27
-
$2,260 NZD
View
B
Retailer 28
-
$2,333 NZD
View
Most Expensive
B
Brilliant Earth
15240501A · Nov 4
$3,601 NZD
$2,030 USD
View
28 more retailers have this diamond
Prices start from $422 NZDSave up to $3,179 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 Radiant
$422 NZD