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Round|Natural|GIA

3.30ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 6541428831

Certificate GIA 6541428831

Diamond specifications and retailer prices

From $42,945 AUD
CA$41,801 CAD
As of October 30, 2026
Save $27,501 AUD (39%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $70,446 AUD at MOH London · As of November 1, 2026
View at MOH London

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6541428831. Listed at 14 retailers as of October 30, 2026, with prices from $42,945 to $70,446, a $27,501 spread on the same certified stone. MOH London lists it at $70,446. 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
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6541428831
Dimensions9.63 × 9.69 × 5.85 mm
L/W Ratio1.01
Top View
9.63 mm9.69 mm3.30 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6541428831
Side View
Table 59.0%Crown 32°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 60.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $70,446 AUD|Low: $42,945 AUD|High: $71,294 AUD|Avg: $51,176 AUD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 4$42,945 AUD
Retailer 5$43,214 AUD
Retailer 2$45,522 AUD
Retailer 7$45,544 AUD
Retailer 8$47,747 AUD
Retailer 9$53,256 AUD
Retailer 6$53,734 AUD
Retailer 3$54,488 AUD
MOH London$70,446 AUD

27 data points across 9 retailers

14 retailers$42,945 AUD to $70,446 AUD

B+
Cheapest Retailer
-
$42,945 AUD
CA$41,801 CAD
B+
Retailer 2
-
$43,214 AUD
$30,285 USD
View
B+
Retailer 3
-
$45,522 AUD
£25,120 GBP
View
B
Retailer 4
-
$45,544 AUD
$31,918 USD
View
Retailer 5
-
$46,986 AUD
$32,929 USD
View
Price last confirmed 43 days ago
B+
Retailer 6
-
$46,986 AUD
$32,929 USD
View
B+
Retailer 7
-
$47,587 AUD
$33,350 USD
View
B+
Retailer 8
-
$47,587 AUD
$33,350 USD
View
B
Retailer 9
-
$47,747 AUD
$33,462 USD
View
B
Retailer 10
-
$49,171 AUD
$34,460 USD
View
B
Retailer 11
-
$53,256 AUD
$37,323 USD
View
B
Retailer 12
-
$53,734 AUD
$37,658 USD
View
B
Retailer 13
-
$54,488 AUD
€36,368 EUR
View
Most Expensive
B
MOH London
84CBE4A33 · Nov 1
$70,446 AUD
£38,874 GBP
View
13 more retailers have this diamond
Prices start from $42,945 AUDSave up to $27,501 AUD

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
$42,945 AUD