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Round|Natural|IGI

5.06ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 779662314

Shape and cutting style on the report: Round brilliant

Certificate IGI 779662314

Diamond specifications and retailer prices

From $57,543 AUD
As of November 6, 2026
Save $32,209 AUD (36%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $89,752 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 779662314. Listed at 13 retailers as of November 4, 2026, with prices from $57,543 to $89,752, a $32,209 spread on the same certified stone. MOH London lists it at $89,752. 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

5.06
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.7°
OriginNatural
Grading LabIGI
CertificateIGI 779662314
Dimensions10.90 × 10.98 × 6.83 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
10.90 mm10.98 mm5.06 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 779662314
Side View
Table 59.0%Crown 33°Girdle: MED-STKPavilion 41.7°Culet: NoneDepth 62.4%

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 6
Current: $89,752 AUD|Low: $57,607 AUD|High: $91,078 AUD|Avg: $67,262 AUD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 5$57,607 AUD
Retailer 2$58,209 AUD
Retailer 7$60,024 AUD
Retailer 3$61,647 AUD
Retailer 11$63,604 AUD
Retailer 10$66,255 AUD
Retailer 9$68,905 AUD
Retailer 4$69,238 AUD
Retailer 6$69,372 AUD
Retailer 8$71,555 AUD
MOH London$89,752 AUD

36 data points across 11 retailers

13 retailers$57,543 AUD to $89,752 AUD

A
Cheapest Retailer
-
$57,543 AUD
A
Retailer 2
-
$57,607 AUD
View
A
Retailer 3
-
$57,641 AUD
View
A
Retailer 4
-
$58,209 AUD
View
A
Retailer 5
-
$60,024 AUD
View
A
Retailer 6
-
$61,647 AUD
View
Retailer 7
-
$63,604 AUD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$66,255 AUD
View
A
Retailer 9
-
$68,905 AUD
View
A
Retailer 10
-
$69,238 AUD
View
A
Retailer 11
-
$69,372 AUD
View
B+
Retailer 12
-
$71,555 AUD
View
Most Expensive
B+
MOH London
B96DF2A7A · Nov 4
$89,752 AUD
£49,472 GBP
View
12 more retailers have this diamond
Prices start from $57,543 AUDSave up to $32,209 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
$57,543 AUD