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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 $37,898 USD
As of November 4, 2026
Save $8,932 USD (19%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $46,830 USD 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 $37,898 to $46,830, a $8,932 spread on the same certified stone. Aurelinne lists it at $46,830. 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
Color
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: $46,830 USD|Low: $37,231 USD|High: $72,846 USD|Avg: $44,857 USD
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 13$37,231 USD
Retailer 12$37,898 USD
Retailer 10$39,283 USD
Retailer 5$40,360 USD
Retailer 11$41,626 USD
Retailer 2$42,381 USD
Retailer 8$43,361 USD
Retailer 7$44,073 USD
Retailer 9$45,095 USD
Retailer 6$45,313 USD
Retailer 3$46,353 USD
Aurelinne$46,830 USD
Retailer 4$72,846 USD

39 data points across 13 retailers

11 retailers$37,898 USD to $46,830 USD

B+
Cheapest Retailer
-
$37,898 USD
B+
Retailer 2
-
$39,283 USD
View
B+
Retailer 3
-
$40,360 USD
View
Retailer 4
-
$41,626 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$42,381 USD
View
B+
Retailer 6
-
$43,361 USD
View
B+
Retailer 7
-
$44,073 USD
View
B
Retailer 8
-
$45,095 USD
View
B
Retailer 9
-
$45,313 USD
View
B
Retailer 10
-
$46,353 USD
View
Most Expensive
B
Aurelinne
16068403-7417-4ff4-bdf0-6f3f3c75466a · Nov 5
$46,830 USD
View
10 more retailers have this diamond
Prices start from $37,898 USDSave up to $8,932 USD

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
$37,898 USD