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Round|Natural|IGI

3.00ct I SI1 Round Natural Diamond

EX • I/SI1 • IGI 801638389

Shape and cutting style on the report: Round brilliant

Certificate IGI 801638389

Diamond specifications and retailer prices

From €16,961 EUR
₹1,804,656 INR
As of October 31, 2026
Save €12,981 EUR (43%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €29,942 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 3ct natural round diamond

This 3ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 801638389. Listed at 15 retailers as of October 31, 2026, with prices from €16,961 to €29,942, a €12,981 spread on the same certified stone. MOH London lists it at €29,942. 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

3.00
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41.3°
OriginNatural
Grading LabIGI
CertificateIGI 801638389
Dimensions9.13 × 9.21 × 5.76 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
9.13 mm9.21 mm3.00 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 801638389
Side View
Table 58.0%Crown 35.6°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.8%

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: Oct 31
Current: €29,942 EUR|Low: €16,918 EUR|High: €30,303 EUR|Avg: €21,871 EUR|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 4€16,961 EUR
Retailer 6€18,783 EUR
Retailer 2€19,908 EUR
Retailer 7€20,280 EUR
Retailer 8€21,163 EUR
Retailer 5€22,990 EUR
Retailer 3€24,853 EUR
MOH London€29,942 EUR

43 data points across 8 retailers

15 retailers€16,961 EUR to €29,942 EUR

A
Cheapest Retailer
-
€16,961 EUR
₹1,804,656 INR
Retailer 2
-
€18,783 EUR
$20,985 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
€19,455 EUR
$21,735 USD
View
A
Retailer 4
-
€19,908 EUR
£17,513 GBP
View
A
Retailer 5
-
€20,280 EUR
$22,657 USD
View
Final sale: no returns
A
Retailer 6
-
€20,618 EUR
$23,035 USD
View
Retailer 7
-
€21,163 EUR
$23,643 USD
View
Price last confirmed 24 days ago
Retailer 8
-
€22,926 EUR
$25,613 USD
View
Price last confirmed 40 days ago
Retailer 9
-
€22,926 EUR
$25,613 USD
View
Price last confirmed 24 days ago
A
Retailer 10
-
€22,990 EUR
View
B+
Retailer 11
-
€23,539 EUR
$26,298 USD
View
Retailer 12
-
€23,808 EUR
$26,598 USD
View
Price last confirmed 39 days ago
B+
Retailer 13
-
€24,853 EUR
ZAR 448,566 ZAR
View
Retailer 14
-
€27,161 EUR
$30,344 USD
View
Price last confirmed 37 days ago
Most Expensive
B+
MOH London
43B34E3AB · Nov 1
€29,942 EUR
£26,340 GBP
View
14 more retailers have this diamond
Prices start from €16,961 EURSave up to €12,981 EUR

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
3.00ct Round
€16,961 EUR