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Round|Natural|IGI

2.50ct L SI2 Round Natural Diamond

EX • L/SI2 • IGI 743558678

Shape and cutting style on the report: Round brilliant

Certificate IGI 743558678

Diamond specifications and retailer prices

From $5,107 AUD
As of November 4, 2026
Save $6,085 AUD (54%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $11,192 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 2.5ct natural round diamond

This 2.5ct natural round sits in the two to three carat band, graded L colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 743558678. Listed at 13 retailers as of November 4, 2026, with prices from $5,107 to $11,192, a $6,085 spread on the same certified stone. NZ Jewellers lists it at $11,192. 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

2.50
Carat
L
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.2°
OriginNatural
Grading LabIGI
CertificateIGI 743558678
Dimensions8.66 × 8.71 × 5.37 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
8.66 mm8.71 mm2.50 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 743558678
Side View
Table 57.0%Crown 34.6°Girdle: THN-STKPavilion 41.2°Culet: NoneDepth 61.8%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: $11,192 AUD|Low: $5,107 AUD|High: $11,194 AUD|Avg: $6,407 AUD|-0.0%
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
Retailer 14
Retailer 15
November 6, 2026
Retailer 9$5,107 AUD
Retailer 6$5,187 AUD
Retailer 12$5,294 AUD
Retailer 3$5,373 AUD
Retailer 13$5,464 AUD
Retailer 10$5,790 AUD
Retailer 11$5,801 AUD
Retailer 4$5,820 AUD
Retailer 5$5,820 AUD
Retailer 14$5,820 AUD
Retailer 15$6,715 AUD
Retailer 8$7,080 AUD
Retailer 7$7,405 AUD
Retailer 2$7,420 AUD
NZ Jewellers$11,192 AUD

16 data points across 15 retailers

13 retailers$5,107 AUD to $11,192 AUD

A
Cheapest Retailer
-
$5,107 AUD
A
Retailer 2
-
$5,294 AUD
View
A
Retailer 3
-
$5,373 AUD
View
Final sale: no returns
A
Retailer 4
-
$5,464 AUD
View
B+
Retailer 5
-
$5,790 AUD
View
A
Retailer 6
-
$5,801 AUD
View
Retailer 7
-
$5,820 AUD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$5,820 AUD
View
A
Retailer 9
-
$5,820 AUD
View
B+
Retailer 10
-
$6,715 AUD
View
A
Retailer 11
-
$7,080 AUD
View
A
Retailer 12
-
$7,420 AUD
View
Most Expensive
B+
NZ Jewellers
7d6b9a28-1d1c-47c0-863f-5046fca815fa · Nov 5
$11,192 AUD
$7,835 USD
View
12 more retailers have this diamond
Prices start from $5,107 AUDSave up to $6,085 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
2.50ct Round
$5,107 AUD