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Radiant|Lab Grown|IGI

1.52ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG519249454

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

Certificate IGI LG519249454

Diamond specifications and retailer prices

From $318 NZD
$179 USD
As of October 30, 2026
Save $2,734 NZD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,052 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.52ct lab-grown radiant diamond

This 1.52ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG519249454 or 519249454. Listed at 15 retailers as of October 30, 2026, with prices from $318 to $3,052, a $2,734 spread on the same certified stone. Do Amore Diamonds lists it at $3,052. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.52
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.4°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG519249454
Dimensions7.89 × 5.72 × 3.93 mm
L/W Ratio1.38
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
7.89 mm5.72 mm1.52 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG519249454
Side View
Table 67.0%Crown 46.4°Girdle: MED-STKPavilion 35.9°Culet: NoneDepth 68.7%

Caratlytics Score

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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: Oct 30
Current: $3,052 NZD|Low: $298 NZD|High: $3,620 NZD|Avg: $1,154 NZD|+2.4%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 31, 2026
Retailer 12$318 NZD
Retailer 5$335 NZD
Retailer 11$369 NZD
Retailer 10$531 NZD
Retailer 8$621 NZD
Retailer 6$690 NZD
Retailer 4$697 NZD
Retailer 13$878 NZD
Retailer 2$1,340 NZD
Retailer 9$1,400 NZD
Retailer 14$1,531 NZD
Retailer 7$2,046 NZD
Retailer 3$2,626 NZD
Do Amore Diamonds$3,052 NZD

32 data points across 14 retailers

15 retailers$318 NZD to $3,052 NZD

A
Cheapest Retailer
-
$318 NZD
$179 USD
A
Retailer 2
-
$335 NZD
$189 USD
View
Final sale: no returns
A
Retailer 3
-
$369 NZD
$208 USD
View
B+
Retailer 4
-
$531 NZD
$299 USD
View
A
Retailer 5
-
$621 NZD
$350 USD
View
Retailer 6
-
$697 NZD
€374 EUR
View
Price last confirmed 8 days ago
A
Retailer 7
-
$878 NZD
$495 USD
View
B+
Retailer 8
-
$1,339 NZD
£594 GBP
View
B+
Retailer 9
-
$1,340 NZD
$755 USD
View
B+
Retailer 10
-
$1,400 NZD
$789 USD
View
B+
Retailer 11
-
$1,467 NZD
$827 USD
View
B
Retailer 12
-
$1,531 NZD
$863 USD
View
B
Retailer 13
-
$2,046 NZD
£908 GBP
View
B
Retailer 14
-
$2,626 NZD
$1,480 USD
View
Most Expensive
B
Do Amore Diamonds
27-5FCB12987 · Oct 31
$3,052 NZD
$1,720 USD
View
14 more retailers have this diamond
Prices start from $318 NZDSave up to $2,734 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
1.52ct Radiant
$318 NZD