Round|Natural|IGI

3.30ct J SI2 Round Natural Diamond

EX • J/SI2 • IGI 809605766

Shape and cutting style on the report: Round brilliant

Certificate IGI 809605766

Diamond specifications and retailer prices

From $18,992 USD
£14,954 GBP
As of October 30, 2026
Save $893 USD (4%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $19,885 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 3.3ct natural round diamond

This 3.3ct natural round sits in the three to five carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 809605766. Listed at 3 retailers as of October 30, 2026, with a relatively tight 5% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

3.30
Carat
J
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 809605766
Dimensions9.45 × 9.53 × 5.83 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
9.45 mm9.53 mm3.30 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 809605766
Side View
Table 60.0%Crown 36°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.4%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: $19,885 USD|Low: $12,785 USD|High: $21,133 USD|Avg: $16,149 USD|-5.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 3$12,785 USD
Retailer 4$14,347 USD
Retailer 5$15,897 USD
Retailer 2$18,992 USD
NZ Jewellers$19,885 USD

7 data points across 5 retailers

3 retailers$18,992 USD to $19,885 USD

Retailer 1
-
$12,785 USD
Price last confirmed 9 days ago
B+
Retailer 2
-
$18,992 USD
£14,954 GBP
View
Most Expensive
B+
NZ Jewellers
fcf15474-ff5f-4138-98ae-0e6593b8df1c · Oct 30
$19,885 USD
View
2 more retailers have this diamond
Prices start from $18,992 USDSave up to $893 USD

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+
3.30ct Round
$18,992 USD