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5.03ct M SI1 Round Natural Diamond

EX • M/SI1 • IGI 670479030

Shape and cutting style on the report: Round brilliant

Certificate IGI 670479030

Diamond specifications and retailer prices

From HK$297,317 HKD
As of November 4, 2026
Save HK$70,073 HKD (19%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$367,391 HKD at Aurelinne · As of November 5, 2026
View at Aurelinne

About this 5.03ct natural round diamond

This 5.03ct natural round sits in the over five carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 670479030. Listed at 11 retailers as of November 4, 2026, with prices from HK$297,317 to HK$367,391, a HK$70,073 spread on the same certified stone. Aurelinne lists it at HK$367,391. 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

5.03
Carat
M
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle41.3°
OriginNatural
Grading LabIGI
CertificateIGI 670479030
Dimensions11.00 × 11.06 × 6.71 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
11.00 mm11.06 mm5.03 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 670479030
Side View
Table 60.0%Crown 32.5°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 60.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: HK$367,391 HKD|Low: HK$292,085 HKD|High: HK$571,491 HKD|Avg: HK$351,914 HKD
Aurelinne
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 13HK$292,085 HKD
Retailer 12HK$297,317 HKD
Retailer 10HK$308,183 HKD
Retailer 5HK$316,632 HKD
Retailer 11HK$326,564 HKD
Retailer 2HK$332,487 HKD
Retailer 8HK$340,176 HKD
Retailer 7HK$345,761 HKD
Retailer 9HK$353,779 HKD
Retailer 6HK$355,490 HKD
Retailer 3HK$363,649 HKD
AurelinneHK$367,391 HKD
Retailer 4HK$571,491 HKD

39 data points across 13 retailers

11 retailersHK$297,317 HKD to HK$367,391 HKD

B+
Cheapest Retailer
-
HK$297,317 HKD
B+
Retailer 2
-
HK$308,183 HKD
View
B+
Retailer 3
-
HK$316,632 HKD
View
Retailer 4
-
HK$326,564 HKD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
HK$332,487 HKD
View
B+
Retailer 6
-
HK$340,176 HKD
View
B+
Retailer 7
-
HK$345,761 HKD
View
B
Retailer 8
-
HK$353,779 HKD
View
B
Retailer 9
-
HK$355,490 HKD
View
B
Retailer 10
-
HK$363,649 HKD
View
Most Expensive
B
Aurelinne
16068403-7417-4ff4-bdf0-6f3f3c75466a · Nov 5
HK$367,391 HKD
$46,830 USD
View
10 more retailers have this diamond
Prices start from HK$297,317 HKDSave up to HK$70,073 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.

B+
5.03ct Round
HK$297,317 HKD