Round|Lab Grown|IGI

52.32ct H SI1 Round Lab Grown Diamond

ID • H/SI1 • IGI LG790691086

Shape and cutting style on the report: Round brilliant

Certificate IGI LG790691086

Diamond specifications and retailer prices

From $181,811 NZD
$102,296 USD
As of November 1, 2026
Save $148,904 NZD (45%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $330,715 NZD at Loose Grown Diamond · As of October 26, 2026
View at Loose Grown Diamond

About this 52.32ct lab-grown round diamond

This 52.32ct lab-grown round sits in the over five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG790691086 or 790691086. Listed at 3 retailers as of October 26, 2026, with prices from $181,811 to $330,715, a $148,904 spread on the same certified stone. Loose Grown Diamond lists it at $330,715. 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

52.32
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790691086
Dimensions23.98 × 23.91 × 14.74 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
23.98 mm23.91 mm52.32 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790691086
Side View
Table 56.0%Crown 35°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.5%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: $330,715 NZD|Low: $177,193 NZD|High: $516,691 NZD|Avg: $289,686 NZD|-36.0%
Loose Grown Diamond
Retailer 2
Retailer 3
September 23, 2026
Retailer 2$181,811 NZD
Retailer 3$262,498 NZD
Loose Grown Diamond$330,715 NZD

11 data points across 3 retailers

3 retailers$181,811 NZD to $330,715 NZD

B+
Cheapest Retailer
-
$181,811 NZD
$102,296 USD
B+
Retailer 2
-
$262,498 NZD
$147,695 USD
View
Most Expensive
B
Loose Grown Diamond
790691086 · Oct 26
$330,715 NZD
$186,077 USD
View
2 more retailers have this diamond
Prices start from $181,811 NZDSave up to $148,904 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.

B+
52.32ct Round
$181,811 NZD