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Round|Natural|IGI

3.51ct J IF Round Natural Diamond

EX • J/IF • IGI 623473637

Shape and cutting style on the report: Round brilliant

Certificate IGI 623473637

Diamond specifications and retailer prices

From $37,574 AUD
As of November 5, 2026
Save $20,089 AUD (35%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $57,662 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 3.51ct natural round diamond

This 3.51ct natural round sits in the three to five carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 623473637. Listed at 10 retailers as of November 4, 2026, with prices from $37,574 to $57,662, a $20,089 spread on the same certified stone. MOH London lists it at $57,662. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

3.51
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 623473637
Dimensions9.85 × 9.93 × 5.89 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
9.85 mm9.93 mm3.51 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 623473637
Side View
Table 59.0%Crown 32.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 59.7%

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 5
Current: $57,662 AUD|Low: $37,574 AUD|High: $63,729 AUD|Avg: $44,668 AUD|-9.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8$37,574 AUD
Retailer 3$37,778 AUD
Retailer 6$38,562 AUD
Retailer 4$39,001 AUD
Retailer 2$39,282 AUD
Retailer 9$42,906 AUD
Retailer 7$44,269 AUD
Retailer 10$45,221 AUD
Retailer 5$45,785 AUD
MOH London$57,662 AUD

21 data points across 10 retailers

10 retailers$37,574 AUD to $57,662 AUD

A
Cheapest Retailer
-
$37,574 AUD
A
Retailer 2
-
$37,778 AUD
View
A
Retailer 3
-
$38,562 AUD
View
A
Retailer 4
-
$39,001 AUD
View
Final sale: no returns
A
Retailer 5
-
$39,282 AUD
View
A
Retailer 6
-
$42,906 AUD
View
A
Retailer 7
-
$44,269 AUD
View
A
Retailer 8
-
$45,221 AUD
View
A
Retailer 9
-
$45,785 AUD
View
Most Expensive
B+
MOH London
0AB07119A · Nov 4
$57,662 AUD
£31,784 GBP
View
9 more retailers have this diamond
Prices start from $37,574 AUDSave up to $20,089 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
3.51ct Round
$37,574 AUD