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2.51ct H SI2 Round Natural Diamond

EX • H/SI2 • IGI 825619326

Shape and cutting style on the report: Round brilliant

Certificate IGI 825619326

Diamond specifications and retailer prices

From €8,887 EUR
₹945,545 INR
As of October 31, 2026
Save €8,065 EUR (48%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €16,952 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 2.51ct natural round diamond

This 2.51ct natural round sits in the two to three carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 825619326. Listed at 15 retailers as of October 30, 2026, with prices from €8,887 to €16,952, a €8,065 spread on the same certified stone. NZ Jewellers lists it at €16,952. 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

2.51
Carat
H
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle40.1°
OriginNatural
Grading LabIGI
CertificateIGI 825619326
Dimensions8.77 × 8.82 × 5.25 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
8.77 mm8.82 mm2.51 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 825619326
Side View
Table 57.0%Crown 32°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 59.6%

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: €16,952 EUR|Low: €8,864 EUR|High: €16,952 EUR|Avg: €12,174 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 31, 2026
Retailer 2€8,887 EUR
Retailer 14€10,417 EUR
Retailer 13€10,654 EUR
Retailer 5€11,227 EUR
Retailer 15€11,314 EUR
Retailer 3€11,836 EUR
Retailer 11€11,845 EUR
Retailer 10€11,963 EUR
Retailer 12€11,975 EUR
Retailer 4€12,163 EUR
Retailer 8€12,263 EUR
Retailer 6€12,460 EUR
Retailer 7€12,631 EUR
Retailer 9€15,970 EUR
NZ Jewellers€16,952 EUR

45 data points across 15 retailers

15 retailers€8,887 EUR to €16,952 EUR

A
Cheapest Retailer
-
€8,887 EUR
₹945,545 INR
A
Retailer 2
-
€10,417 EUR
$11,638 USD
View
A
Retailer 3
-
€10,654 EUR
$11,903 USD
View
A
Retailer 4
-
€11,227 EUR
$12,543 USD
View
A
Retailer 5
-
€11,314 EUR
$12,640 USD
View
A
Retailer 6
-
€11,836 EUR
$13,223 USD
View
Retailer 7
-
€11,845 EUR
£10,420 GBP
View
Price last confirmed 32 days ago
A
Retailer 8
-
€11,963 EUR
$13,365 USD
View
A
Retailer 9
-
€11,975 EUR
$13,379 USD
View
A
Retailer 10
-
€12,163 EUR
$13,589 USD
View
A
Retailer 11
-
€12,263 EUR
View
A
Retailer 12
-
€12,460 EUR
$13,921 USD
View
A
Retailer 13
-
€12,631 EUR
$14,111 USD
View
B+
Retailer 14
-
€15,970 EUR
£14,049 GBP
View
Most Expensive
B+
NZ Jewellers
9948dad4-082a-42e7-8916-57c10ffb9eec · Oct 30
€16,952 EUR
$18,939 USD
View
14 more retailers have this diamond
Prices start from €8,887 EURSave up to €8,065 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
2.51ct Round
€8,887 EUR