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Round|Natural|GIA

2.50ct I SI2 Round Natural Diamond

ID • I/SI2 • GIA 3555613841

Certificate GIA 3555613841

Diamond specifications and retailer prices

From €8,442 EUR
$9,432 USD
As of October 31, 2026
5 retailers carry this diamond
Most expensive: €20,383 EUR at Diamonds Direct · As of October 23, 2026
View at Diamonds Direct

About this 2.5ct natural round diamond

This 2.5ct natural round sits in the two to three carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3555613841. Listed at 5 retailers as of October 31, 2026. 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

2.50
Carat
I
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3555613841
Dimensions8.58 × 8.64 × 5.45 mm
L/W Ratio1.01
Top View
8.58 mm8.64 mm2.50 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 3555613841
Side View
Table 56.0%CrownGirdle: THN-STKPavilionCulet: NoneDepth 63.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €20,383 EUR|Low: €8,442 EUR|High: €21,460 EUR|Avg: €14,890 EUR|-5.0%
Diamonds Direct
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 28, 2026
Retailer 2€8,442 EUR
Retailer 7€11,663 EUR
Retailer 6€12,543 EUR
Retailer 4€14,832 EUR
Retailer 5€15,376 EUR
Retailer 3€17,944 EUR
Diamonds Direct€20,383 EUR

34 data points across 7 retailers

5 retailers

A
Cheapest Retailer
-
€8,442 EUR
$9,432 USD
Retailer 2
-
€14,832 EUR
$16,570 USD
View
Price last confirmed 10 days ago
Retailer 3
-
€15,376 EUR
$17,178 USD
View
Price last confirmed 8 days ago
Retailer 4
-
€17,944 EUR
$20,047 USD
View
Price last confirmed 11 days ago
Most Expensive
Diamonds Direct
1046227 · Oct 23
€20,383 EUR
$22,772 USD
View
Price last confirmed 8 days ago
4 more retailers have this diamond
Prices start from €8,442 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
2.50ct Round
€8,442 EUR