Round|Natural|GIA

2.51ct H I1 Round Natural Diamond

EX • H/I1 • GIA 6521542259

Certificate GIA 6521542259

Diamond specifications and retailer prices

From €16,022 EUR
$17,900 USD
As of November 1, 2026
Save €537 EUR (3%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €16,559 EUR at Jared · As of October 30, 2026
View at Jared

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 I1 clarity (included), with a top-tier cut grade and certified by GIA 6521542259. Listed at 4 retailers as of October 30, 2026, with a relatively tight 3% spread, which is unusual at this carat range and suggests competitive pricing across the listings. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

2.51
Carat
H
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6521542259
Dimensions8.68 × 8.65 × 5.39 mm
L/W Ratio1.00
Top View
8.68 mm8.65 mm2.51 ctH / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6521542259
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €16,559 EUR|Low: €10,795 EUR|High: €16,559 EUR|Avg: €14,477 EUR
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 5€10,795 EUR
Retailer 8€12,594 EUR
Retailer 6€13,569 EUR
Retailer 7€14,813 EUR
Retailer 3€16,022 EUR
Retailer 4€16,022 EUR
Retailer 2€16,300 EUR
Jared€16,559 EUR

14 data points across 8 retailers

4 retailers€16,022 EUR to €16,559 EUR

B+
Cheapest Retailer
-
€16,022 EUR
$17,900 USD
B+
Retailer 2
-
€16,022 EUR
$17,900 USD
View
B+
Retailer 3
-
€16,300 EUR
View
Most Expensive
B+
Jared
160099081 · Oct 30
€16,559 EUR
$18,500 USD
View
3 more retailers have this diamond
Prices start from €16,022 EURSave up to €537 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.

B+
2.51ct Round
€16,022 EUR