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Round|Natural|IGI

0.33ct K SI2 Round Natural Diamond

EX • K/SI2 • IGI 631401605

Shape and cutting style on the report: Round brilliant

Certificate IGI 631401605

Diamond specifications and retailer prices

From $199 AUD
As of November 4, 2026
Save $699 AUD (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $897 AUD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.33ct natural round diamond

This 0.33ct natural round sits in the sub-half-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 631401605. Listed at 11 retailers as of November 4, 2026, with prices from $199 to $897, a $699 spread on the same certified stone. NZ Jewellers lists it at $897. 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

0.33
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.1°
Pavilion angle40.3°
OriginNatural
Grading LabIGI
CertificateIGI 631401605
Dimensions4.44 × 4.43 × 2.69 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
4.44 mm4.43 mm0.33 ctK / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 631401605
Side View
Table 57.0%Crown 33.1°Girdle: ThickPavilion 40.3°Culet: NoneDepth 60.7%

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 4
Current: $897 AUD|Low: $199 AUD|High: $1,267 AUD|Avg: $421 AUD|-29.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 3$199 AUD
Retailer 6$207 AUD
Retailer 8$213 AUD
Retailer 10$221 AUD
Retailer 11$231 AUD
Retailer 9$239 AUD
Retailer 12$267 AUD
Retailer 4$280 AUD
Retailer 2$377 AUD
Retailer 13$383 AUD
Retailer 7$457 AUD
Retailer 5$577 AUD
NZ Jewellers$897 AUD

31 data points across 13 retailers

11 retailers$199 AUD to $897 AUD

A
Cheapest Retailer
-
$199 AUD
A
Retailer 2
-
$207 AUD
View
Retailer 3
-
$213 AUD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$221 AUD
View
Retailer 5
-
$231 AUD
View
Price last confirmed 14 days ago
B+
Retailer 6
-
$239 AUD
View
B+
Retailer 7
-
$267 AUD
View
B+
Retailer 8
-
$377 AUD
View
B+
Retailer 9
-
$383 AUD
View
B+
Retailer 10
-
$457 AUD
View
Most Expensive
C
NZ Jewellers
05c5ac36-fa5c-4830-85dd-04db13828793 · Nov 4
$897 AUD
$628 USD
View
10 more retailers have this diamond
Prices start from $199 AUDSave up to $699 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.

A
0.33ct Round
$199 AUD