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Round|Natural|IGI

5.06ct I IF Round Natural Diamond

EX • I/IF • IGI 826623655

Shape and cutting style on the report: Round brilliant

Certificate IGI 826623655

Diamond specifications and retailer prices

From $103,212 AUD
As of November 4, 2026
Save $83,688 AUD (45%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $186,900 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 5.06ct natural round diamond

This 5.06ct natural round sits in the over five carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 826623655. Listed at 11 retailers as of November 4, 2026, with prices from $103,212 to $186,900, a $83,688 spread on the same certified stone. MOH London lists it at $186,900. 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

5.06
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle32.5°
Pavilion angle41.3°
OriginNatural
Grading LabIGI
CertificateIGI 826623655
Dimensions11.03 × 11.10 × 6.74 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
11.03 mm11.10 mm5.06 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 826623655
Side View
Table 59.0%Crown 32.5°Girdle: MED-STKPavilion 41.3°CuletDepth 60.8%

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 4
Current: $186,900 AUD|Low: $67,418 AUD|High: $194,801 AUD|Avg: $131,940 AUD|-4.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 4, 2026
Retailer 3$103,212 AUD
Retailer 8$113,337 AUD
Retailer 7$121,413 AUD
Retailer 2$126,382 AUD
Retailer 4$140,146 AUD
Retailer 5$149,005 AUD
Retailer 6$149,007 AUD
MOH London$186,900 AUD

36 data points across 8 retailers

11 retailers$103,212 AUD to $186,900 AUD

A
Cheapest Retailer
-
$103,212 AUD
A
Retailer 2
-
$113,337 AUD
View
A
Retailer 3
-
$121,413 AUD
View
Final sale: no returns
A
Retailer 4
-
$126,382 AUD
View
Retailer 5
-
$127,704 AUD
View
Price last confirmed 45 days ago
A
Retailer 6
-
$140,146 AUD
View
Retailer 7
-
$144,266 AUD
View
Price last confirmed 22 days ago
Retailer 8
-
$146,600 AUD
View
Price last confirmed 44 days ago
A
Retailer 9
-
$149,005 AUD
View
B+
Retailer 10
-
$149,007 AUD
View
Most Expensive
B+
MOH London
54FA39928 · Nov 4
$186,900 AUD
£103,021 GBP
View
10 more retailers have this diamond
Prices start from $103,212 AUDSave up to $83,688 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
5.06ct Round
$103,212 AUD