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Oval|Lab Grown|IGI

1.52ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG519256851

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG519256851

Diamond specifications and retailer prices

From $1,070 NZD
A$928 AUD
As of November 2, 2026
2 retailers carry this diamond
Most expensive: $1,070 NZD at GemTrove
View at GemTrove

About this 1.52ct lab-grown oval diamond

This 1.52ct lab-grown oval 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 LG519256851 or 519256851. Listed at 2 retailers as of November 2, 2026. 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 angle34°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG519256851
Dimensions9.30 × 6.50 × 4.09 mm
L/W Ratio1.43
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
9.30 mm6.50 mm1.52 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG519256851
Side View
Table 60.0%Crown 34°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 2
Current: $1,070 NZD|Low: $330 NZD|High: $2,147 NZD|Avg: $1,166 NZD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 19, 2026
Retailer 8$330 NZD
Retailer 13$613 NZD
Retailer 7$827 NZD
Retailer 11$840 NZD
Retailer 10$903 NZD
Retailer 6$933 NZD
Retailer 9$937 NZD
GemTrove$1,070 NZD
Retailer 12$1,512 NZD
Retailer 5$1,553 NZD
Retailer 4$1,744 NZD
Retailer 3$1,750 NZD
Retailer 2$2,147 NZD

2 data points across 13 retailers

2 retailers

Retailer 1
-
$613 NZD
HK$2,700 HKD
Price last confirmed 59 days ago
Most Expensive
B+
GemTrove
GT-L-01047519-98 · Nov 2
$1,070 NZD
A$928 AUD
View
1 more retailer has this diamond

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+
1.52ct Oval
$1,070 NZD