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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 $29,863 USD
₹2,844,127 INR
As of October 30, 2026
Save $24,195 USD (45%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $54,059 USD at MOH London · As of October 29, 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 October 29, 2026, with prices from $29,863 to $54,059, a $24,195 spread on the same certified stone. MOH London lists it at $54,059. 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
Color
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: Oct 30
Current: $54,059 USD|Low: $29,684 USD|High: $54,420 USD|Avg: $38,589 USD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 4$29,863 USD
Retailer 6$32,840 USD
Retailer 8$34,379 USD
Retailer 2$34,953 USD
Retailer 7$36,870 USD
Retailer 3$40,436 USD
Retailer 5$44,396 USD
MOH London$54,059 USD

39 data points across 8 retailers

17 retailers$29,863 USD to $54,059 USD

A
Cheapest Retailer
-
$29,863 USD
₹2,844,127 INR
Retailer 2
-
$32,840 USD
View
Price last confirmed 13 days ago
B+
Retailer 3
-
$34,379 USD
View
B+
Retailer 4
-
$34,600 USD
View
B+
Retailer 5
-
$34,837 USD
View
Final sale: no returns
B+
Retailer 6
-
$34,953 USD
£27,522 GBP
View
Retailer 7
-
$35,864 USD
View
Price last confirmed 40 days ago
B+
Retailer 8
-
$36,870 USD
View
Retailer 9
-
$38,004 USD
View
Price last confirmed 23 days ago
Retailer 10
-
$39,588 USD
View
Price last confirmed 31 days ago
B
Retailer 11
-
$40,436 USD
€38,510 EUR
View
Retailer 12
-
$41,171 USD
View
Price last confirmed 23 days ago
Retailer 13
-
$41,171 USD
View
Price last confirmed 39 days ago
Retailer 14
-
$42,755 USD
View
Price last confirmed 22 days ago
Retailer 15
-
$42,755 USD
View
Price last confirmed 39 days ago
B
Retailer 16
-
$44,396 USD
ZAR 717,225 ZAR
View
Most Expensive
B
MOH London
A22168DE2 · Oct 29
$54,059 USD
£42,566 GBP
View
16 more retailers have this diamond
Prices start from $29,863 USDSave up to $24,195 USD

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
$29,863 USD