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Round|Lab Grown|IGI

10.52ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG830675077

Shape and cutting style on the report: Round brilliant

Certificate IGI LG830675077

Diamond specifications and retailer prices

From $4,168 NZD
$2,345 USD
As of November 2, 2026
Save $1,425 NZD (25%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $23,194 NZD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 10.52ct lab-grown round diamond

This 10.52ct lab-grown round sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG830675077 or 830675077. Listed at 5 retailers as of November 2, 2026, with a 34% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

10.52
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830675077
Dimensions14.13 × 14.06 × 8.44 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
14.13 mm14.06 mm10.52 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830675077
Side View
Table 61.0%Crown 33.9°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 59.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $23,194 NZD|Low: $3,635 NZD|High: $25,895 NZD|Avg: $9,354 NZD|-9.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 4$4,168 NZD
Retailer 3$4,857 NZD
Retailer 2$5,593 NZD
Retailer 5$5,750 NZD
Brilliant Earth$23,194 NZD

17 data points across 5 retailers

5 retailers$4,168 NZD to $5,593 NZD

A
Cheapest Retailer
-
$4,168 NZD
$2,345 USD
B+
Retailer 2
-
$4,857 NZD
$2,733 USD
View
B+
Retailer 3
-
$5,593 NZD
$3,147 USD
View
Retailer 4
-
$5,750 NZD
€3,081 EUR
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
21445413A · Oct 26
$23,194 NZD
$13,050 USD
View
Price last confirmed 7 days ago
4 more retailers have this diamond
Prices start from $4,168 NZDSave up to $1,425 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
10.52ct Round
$4,168 NZD