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Round|Natural|GIA

2.50ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 2404643630

Certificate GIA 2404643630

Diamond specifications and retailer prices

From €15,708 EUR
$17,549 USD
As of October 30, 2026
Save €13,936 EUR (47%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €29,644 EUR at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

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 2404643630. Listed at 18 retailers as of October 29, 2026, with prices from €15,708 to €29,644, a €13,936 spread on the same certified stone. Diamond Quarter lists it at €29,644. 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
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2404643630
Dimensions8.63 × 8.52 × 5.39 mm
L/W Ratio1.01
Top View
8.63 mm8.52 mm2.50 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2404643630
Side View
Table 58.0%Crown 36°Girdle: ThickPavilion 40.8°Culet: NoneDepth 62.8%

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: €18,076 EUR|Low: €14,205 EUR|High: €27,947 EUR|Avg: €18,599 EUR|-2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 9€15,708 EUR
Retailer 3€16,911 EUR
Retailer 6€16,944 EUR
Retailer 5€17,046 EUR
Retailer 8€17,682 EUR
Retailer 1€18,076 EUR
Retailer 7€18,324 EUR
Retailer 2€21,280 EUR
Retailer 4€27,763 EUR

40 data points across 9 retailers

18 retailers€15,708 EUR to €29,644 EUR

A
Cheapest Retailer
-
€15,708 EUR
$17,549 USD
A
Retailer 2
-
€16,216 EUR
$18,117 USD
View
A
Retailer 3
-
€16,255 EUR
$18,160 USD
View
A
Retailer 4
-
€16,364 EUR
$18,282 USD
View
A
Retailer 5
-
€16,911 EUR
₹1,799,311 INR
View
A
Retailer 6
-
€16,944 EUR
$18,930 USD
View
Final sale: no returns
A
Retailer 7
-
€17,046 EUR
$19,044 USD
View
A
Retailer 8
-
€17,682 EUR
$19,754 USD
View
A
Retailer 9
-
€18,056 EUR
$20,172 USD
View
A
Retailer 10
-
€18,076 EUR
£15,902 GBP
View
A
Retailer 11
-
€18,324 EUR
$20,472 USD
View
A
Retailer 12
-
€18,892 EUR
$21,107 USD
View
Retailer 13
-
€20,042 EUR
$22,391 USD
View
Price last confirmed 8 days ago
B+
Retailer 14
-
€21,251 EUR
$23,742 USD
View
B+
Retailer 15
-
€21,280 EUR
View
B
Retailer 16
-
€27,763 EUR
£24,423 GBP
View
B
Retailer 17
-
€28,485 EUR
£25,058 GBP
View
Most Expensive
B
Diamond Quarter
2.5SI2G24301DCCN · Oct 29
€29,644 EUR
£26,077 GBP
View
17 more retailers have this diamond
Prices start from €15,708 EURSave up to €13,936 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
€15,708 EUR