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3.05ct J SI1 Round Natural Diamond

EX • J/SI1 • IGI 623473225

Shape and cutting style on the report: Round brilliant

Certificate IGI 623473225

Diamond specifications and retailer prices

From $22,267 CAD
$15,940 USD
As of November 1, 2026
Save $13,089 CAD (37%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $35,355 CAD at MOH London · As of November 1, 2026
View at MOH London

About this 3.05ct natural round diamond

This 3.05ct natural round sits in the three to five carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 623473225. Listed at 15 retailers as of November 1, 2026, with prices from $22,267 to $35,355, a $13,089 spread on the same certified stone. MOH London lists it at $35,355. 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

3.05
Carat
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle41.6°
OriginNatural
Grading LabIGI
CertificateIGI 623473225
Dimensions9.41 × 9.35 × 5.69 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
9.41 mm9.35 mm3.05 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 623473225
Side View
Table 60.0%Crown 32.4°Girdle: MED-STKPavilion 41.6°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 1
Current: $35,355 CAD|Low: $22,267 CAD|High: $37,773 CAD|Avg: $27,343 CAD|-6.4%
MOH London
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 1, 2026
Retailer 2$22,267 CAD
Retailer 13$22,746 CAD
Retailer 14$22,973 CAD
Retailer 9$23,837 CAD
Retailer 11$24,432 CAD
Retailer 8$24,790 CAD
Retailer 5$24,989 CAD
Retailer 6$26,654 CAD
Retailer 7$27,071 CAD
Retailer 3$27,469 CAD
Retailer 4$27,773 CAD
Retailer 12$28,113 CAD
Retailer 10$29,347 CAD
Retailer 15$32,071 CAD
MOH London$35,355 CAD

18 data points across 15 retailers

15 retailers$22,267 CAD to $35,355 CAD

A
Cheapest Retailer
-
$22,267 CAD
$15,940 USD
A
Retailer 2
-
$22,746 CAD
$16,283 USD
View
A
Retailer 3
-
$22,973 CAD
$16,446 USD
View
A
Retailer 4
-
$23,837 CAD
£13,437 GBP
View
A
Retailer 5
-
$24,432 CAD
$17,490 USD
View
A
Retailer 6
-
$24,790 CAD
£13,974 GBP
View
A
Retailer 7
-
$24,989 CAD
$17,889 USD
View
A
Retailer 8
-
$26,654 CAD
$19,081 USD
View
A
Retailer 9
-
$27,071 CAD
$19,379 USD
View
A
Retailer 10
-
$27,469 CAD
€18,728 EUR
View
A
Retailer 11
-
$27,773 CAD
$19,882 USD
View
A
Retailer 12
-
$28,113 CAD
$20,125 USD
View
A
Retailer 13
-
$29,347 CAD
ZAR 339,394 ZAR
View
B+
Retailer 14
-
$32,071 CAD
$22,959 USD
View
Most Expensive
B+
MOH London
A3C8E18F0 · Nov 1
$35,355 CAD
£19,929 GBP
View
14 more retailers have this diamond
Prices start from $22,267 CADSave up to $13,089 CAD

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
3.05ct Round
$22,267 CAD