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Round|Natural|GIA

2.50ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 250000265104

Certificate GIA 250000265104

Diamond specifications and retailer prices

From €17,490 EUR
$19,540 USD
As of October 25, 2026
Save €11,156 EUR (39%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €28,646 EUR at NZ Jewellers · As of October 30, 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 250000265104. Listed at 11 retailers as of October 25, 2026, with prices from €17,490 to €28,646, a €11,156 spread on the same certified stone. NZ Jewellers lists it at €28,646. 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
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 250000265104
Dimensions8.63 × 8.57 × 5.43 mm
L/W Ratio1.01
Girdle conditionMedium
Top View
8.63 mm8.57 mm2.50 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 250000265104
Side View
Table 57.0%Crown 35.1°Girdle: MediumPavilion 41.2°Culet: NoneDepth 63.1%

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 25
Current: €28,646 EUR|Low: €13,113 EUR|High: €28,646 EUR|Avg: €20,914 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
October 31, 2026
Retailer 4€13,113 EUR
Retailer 9€17,490 EUR
Retailer 8€17,891 EUR
Retailer 6€19,496 EUR
Retailer 5€20,221 EUR
Retailer 11€21,079 EUR
Retailer 7€21,232 EUR
Retailer 12€21,906 EUR
Retailer 10€22,509 EUR
Retailer 2€22,748 EUR
Retailer 3€24,176 EUR
NZ Jewellers€28,646 EUR

7 data points across 12 retailers

11 retailers€17,490 EUR to €28,646 EUR

A
Cheapest Retailer
-
€17,490 EUR
$19,540 USD
A
Retailer 2
-
€17,891 EUR
$19,988 USD
View
A
Retailer 3
-
€19,496 EUR
CA$30,251 CAD
View
B+
Retailer 4
-
€20,221 EUR
$22,591 USD
View
B+
Retailer 5
-
€21,079 EUR
$23,550 USD
View
B+
Retailer 6
-
€21,232 EUR
$23,720 USD
View
B+
Retailer 7
-
€21,906 EUR
$24,473 USD
View
B+
Retailer 8
-
€22,509 EUR
$25,147 USD
View
B+
Retailer 9
-
€22,748 EUR
$25,414 USD
View
B+
Retailer 10
-
€24,176 EUR
$27,010 USD
View
Most Expensive
B
NZ Jewellers
f7659d37-6ca7-48dd-99f8-a739a65cfb4b · Oct 30
€28,646 EUR
$32,003 USD
View
10 more retailers have this diamond
Prices start from €17,490 EURSave up to €11,156 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
€17,490 EUR