Round|Natural|IGI

3.00ct I SI2 Round Natural Diamond

EX • I/SI2 • IGI 812622417

Shape and cutting style on the report: Round brilliant

Certificate IGI 812622417

Diamond specifications and retailer prices

From €15,522 EUR
$17,341 USD
As of October 30, 2026
Save €5,527 EUR (26%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €26,509 EUR at MOH London · As of October 19, 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 812622417. Listed at 11 retailers as of October 30, 2026, with a 36% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.2°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 812622417
Dimensions9.07 × 9.19 × 5.73 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
9.07 mm9.19 mm3.00 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 812622417
Side View
Table 59.0%Crown 36.2°Girdle: MED-STKPavilion 41°CuletDepth 62.7%

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: €26,509 EUR|Low: €15,522 EUR|High: €26,686 EUR|Avg: €19,213 EUR|+16.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 7€15,522 EUR
Retailer 9€16,493 EUR
Retailer 3€16,974 EUR
Retailer 8€18,038 EUR
Retailer 4€18,871 EUR
Retailer 2€19,941 EUR
Retailer 6€20,488 EUR
Retailer 5€21,049 EUR
MOH London€26,509 EUR

18 data points across 9 retailers

11 retailers€15,522 EUR to €21,049 EUR

A
Cheapest Retailer
-
€15,522 EUR
$17,341 USD
A
Retailer 2
-
€16,493 EUR
A$28,348 AUD
View
A
Retailer 3
-
€16,974 EUR
CA$26,338 CAD
View
Retailer 4
-
€17,239 EUR
$19,259 USD
View
Price last confirmed 42 days ago
Retailer 5
-
€18,038 EUR
$20,152 USD
View
Price last confirmed 14 days ago
B+
Retailer 6
-
€18,871 EUR
$21,083 USD
View
A
Retailer 7
-
€19,941 EUR
View
Retailer 8
-
€20,423 EUR
$22,817 USD
View
Price last confirmed 42 days ago
Retailer 9
-
€20,488 EUR
$22,889 USD
View
Price last confirmed 13 days ago
B+
Retailer 10
-
€21,049 EUR
$23,516 USD
View
Most Expensive
MOH London
698FA0472 · Oct 19
€26,509 EUR
£23,320 GBP
View
Price last confirmed 13 days ago
10 more retailers have this diamond
Prices start from €15,522 EURSave up to €5,527 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
€15,522 EUR