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3.42ct I SI1 Round Natural Diamond

EX • I/SI1 • IGI 496106460

Shape and cutting style on the report: Round brilliant

Certificate IGI 496106460

Diamond specifications and retailer prices

From $42,357 AUD
₹2,833,646 INR
As of November 1, 2026
Save $34,193 AUD (45%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $76,550 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 3.42ct natural round diamond

This 3.42ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 496106460. Listed at 17 retailers as of November 1, 2026, with prices from $42,357 to $76,550, a $34,193 spread on the same certified stone. MOH London lists it at $76,550. 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

3.42
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 496106460
Dimensions9.54 × 9.60 × 5.98 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
9.54 mm9.60 mm3.42 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 496106460
Side View
Table 57.0%Crown 36°Girdle: ThickPavilion 40.6°Culet: NoneDepth 62.5%

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 1
Current: $76,550 AUD|Low: $42,258 AUD|High: $77,472 AUD|Avg: $55,488 AUD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 2$42,357 AUD
Retailer 6$46,751 AUD
Retailer 3$49,759 AUD
Retailer 7$52,488 AUD
Retailer 5$57,564 AUD
Retailer 4$63,540 AUD
MOH London$76,550 AUD

38 data points across 7 retailers

17 retailers$42,357 AUD to $76,550 AUD

A
Cheapest Retailer
-
$42,357 AUD
₹2,833,646 INR
Retailer 2
-
$46,751 AUD
$32,840 USD
View
Price last confirmed 14 days ago
B+
Retailer 3
-
$48,942 AUD
$34,379 USD
View
B+
Retailer 4
-
$49,257 AUD
$34,600 USD
View
B+
Retailer 5
-
$49,594 AUD
$34,837 USD
View
Final sale: no returns
B+
Retailer 6
-
$49,759 AUD
£27,522 GBP
View
Retailer 7
-
$51,056 AUD
$35,864 USD
View
Price last confirmed 41 days ago
B+
Retailer 8
-
$52,488 AUD
$36,870 USD
View
Retailer 9
-
$54,102 AUD
$38,004 USD
View
Price last confirmed 24 days ago
Retailer 10
-
$56,357 AUD
$39,588 USD
View
Price last confirmed 33 days ago
B
Retailer 11
-
$57,564 AUD
€38,510 EUR
View
Retailer 12
-
$58,611 AUD
$41,171 USD
View
Price last confirmed 24 days ago
Retailer 13
-
$58,611 AUD
$41,171 USD
View
Price last confirmed 40 days ago
Retailer 14
-
$60,866 AUD
$42,755 USD
View
Price last confirmed 23 days ago
Retailer 15
-
$60,866 AUD
$42,755 USD
View
Price last confirmed 40 days ago
B
Retailer 16
-
$63,540 AUD
ZAR 721,057 ZAR
View
Most Expensive
B
MOH London
A22168DE2 · Nov 1
$76,550 AUD
£42,340 GBP
View
16 more retailers have this diamond
Prices start from $42,357 AUDSave up to $34,193 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
3.42ct Round
$42,357 AUD