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Round|Natural|GIA

2.50ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 5241077354

Certificate GIA 5241077354

Diamond specifications and retailer prices

From €10,930 EUR
As of November 4, 2026
Save €6,845 EUR (39%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €17,775 EUR at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 2.5ct natural round diamond

This 2.5ct natural round sits in the two to three carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5241077354. Listed at 8 retailers as of November 2, 2026, with prices from €10,930 to €17,775, a €6,845 spread on the same certified stone. NZ Jewellers lists it at €17,775. 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
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5241077354
Dimensions8.57 × 8.62 × 5.39 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Knot, Cavity, Cloud, Pinpoint
Top View
8.57 mm8.62 mm2.50 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5241077354
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 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: Nov 4
Current: €17,775 EUR|Low: €10,930 EUR|High: €18,337 EUR|Avg: €14,459 EUR|-3.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 8€10,930 EUR
Retailer 5€12,557 EUR
Retailer 6€12,640 EUR
Retailer 7€12,754 EUR
Retailer 2€14,615 EUR
Retailer 3€15,233 EUR
Retailer 4€16,656 EUR
NZ Jewellers€17,775 EUR

41 data points across 8 retailers

8 retailers€10,930 EUR to €17,775 EUR

A
Cheapest Retailer
-
€10,930 EUR
B+
Retailer 2
-
€12,557 EUR
View
B+
Retailer 3
-
€12,640 EUR
View
B+
Retailer 4
-
€12,754 EUR
View
B+
Retailer 5
-
€14,615 EUR
View
B
Retailer 6
-
€15,233 EUR
View
B
Retailer 7
-
€16,656 EUR
View
Most Expensive
B
NZ Jewellers
8ccd8710-fc5c-49f2-af21-3f1a8450c1bf · Nov 2
€17,775 EUR
$19,951 USD
View
7 more retailers have this diamond
Prices start from €10,930 EURSave up to €6,845 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
€10,930 EUR