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5.05ct I SI2 Round Natural Diamond

EX • I/SI2 • IGI 737544774

Shape and cutting style on the report: Round brilliant

Certificate IGI 737544774

Diamond specifications and retailer prices

From HK$248,228 HKD
₹3,013,212 INR
As of October 30, 2026
Save HK$172,902 HKD (41%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$421,130 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 5.05ct natural round diamond

This 5.05ct natural round sits in the over five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 737544774. Listed at 13 retailers as of October 29, 2026, with prices from HK$248,228 to HK$421,130, a HK$172,902 spread on the same certified stone. MOH London lists it at HK$421,130. 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

5.05
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 737544774
Dimensions10.92 × 10.98 × 6.82 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
10.92 mm10.98 mm5.05 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 737544774
Side View
Table 56.0%Crown 36.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.3%

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: HK$421,130 HKD|Low: HK$248,228 HKD|High: HK$836,270 HKD|Avg: HK$316,825 HKD|-4.1%
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
October 31, 2026
Retailer 6HK$248,228 HKD
Retailer 13HK$257,692 HKD
Retailer 7HK$259,967 HKD
Retailer 11HK$261,748 HKD
Retailer 8HK$269,468 HKD
Retailer 3HK$296,057 HKD
Retailer 4HK$308,399 HKD
Retailer 12HK$313,892 HKD
Retailer 9HK$317,903 HKD
Retailer 5HK$320,732 HKD
Retailer 2HK$321,234 HKD
Retailer 10HK$329,421 HKD
MOH LondonHK$421,130 HKD

25 data points across 13 retailers

13 retailersHK$248,228 HKD to HK$421,130 HKD

A
Cheapest Retailer
-
HK$248,228 HKD
₹3,013,212 INR
A
Retailer 2
-
HK$257,692 HKD
$32,845 USD
View
A
Retailer 3
-
HK$259,967 HKD
$33,135 USD
View
A
Retailer 4
-
HK$261,748 HKD
$33,362 USD
View
Final sale: no returns
A
Retailer 5
-
HK$269,468 HKD
$34,346 USD
View
A
Retailer 6
-
HK$296,057 HKD
$37,735 USD
View
A
Retailer 7
-
HK$308,399 HKD
$39,308 USD
View
A
Retailer 8
-
HK$313,892 HKD
€38,103 EUR
View
A
Retailer 9
-
HK$317,903 HKD
$40,519 USD
View
A
Retailer 10
-
HK$320,732 HKD
$40,880 USD
View
A
Retailer 11
-
HK$321,234 HKD
$40,944 USD
View
A
Retailer 12
-
HK$329,421 HKD
£33,061 GBP
View
Most Expensive
A
MOH London
49EEDC128 · Oct 29
HK$421,130 HKD
£42,265 GBP
View
12 more retailers have this diamond
Prices start from HK$248,228 HKDSave up to HK$172,902 HKD

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
5.05ct Round
HK$248,228 HKD