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Round|Natural|IGI

3.50ct L I1 Round Natural Diamond

EX • L/I1 • IGI 571393182

Shape and cutting style on the report: Round brilliant

Certificate IGI 571393182

Diamond specifications and retailer prices

From $13,659 AUD
As of November 4, 2026
Save $12,211 AUD (47%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $25,870 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 3.5ct natural round diamond

This 3.5ct natural round sits in the three to five carat band, graded L colour (faint-tinted) and I1 clarity (included), with a top-tier cut grade and certified by IGI 571393182. Listed at 9 retailers as of November 4, 2026, with prices from $13,659 to $25,870, a $12,211 spread on the same certified stone. NZ Jewellers lists it at $25,870. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

3.50
Carat
L
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle41.7°
OriginNatural
Grading LabIGI
CertificateIGI 571393182
Dimensions9.64 × 9.72 × 6.00 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
9.64 mm9.72 mm3.50 ctL / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 571393182
Side View
Table 61.5%Crown 33.6°Girdle: MED-STKPavilion 41.7°Culet: NoneDepth 61.9%

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: Nov 4
Current: $25,870 AUD|Low: $13,659 AUD|High: $25,870 AUD|Avg: $19,214 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 3$13,659 AUD
Retailer 5$17,133 AUD
Retailer 7$18,561 AUD
Retailer 8$18,833 AUD
Retailer 6$18,846 AUD
Retailer 2$18,939 AUD
Retailer 9$19,523 AUD
Retailer 4$21,416 AUD
NZ Jewellers$25,870 AUD

28 data points across 9 retailers

9 retailers$13,659 AUD to $25,870 AUD

B+
Cheapest Retailer
-
$13,659 AUD
B+
Retailer 2
-
$15,896 AUD
View
Retailer 3
-
$17,133 AUD
View
Price last confirmed 8 days ago
B
Retailer 4
-
$18,561 AUD
View
Retailer 5
-
$18,833 AUD
View
Price last confirmed 27 days ago
B
Retailer 6
-
$18,846 AUD
View
B
Retailer 7
-
$18,939 AUD
View
B
Retailer 8
-
$21,416 AUD
View
Most Expensive
C
NZ Jewellers
e7097492-a56c-4794-a9bc-1e59c70c14f7 · Nov 5
$25,870 AUD
$18,110 USD
View
8 more retailers have this diamond
Prices start from $13,659 AUDSave up to $12,211 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+
3.50ct Round
$13,659 AUD