Radiant|Natural|GIA

2.51ct H SI1 Radiant Natural Diamond

EX • H/SI1 • GIA 2536216259

Certificate GIA 2536216259

Diamond specifications and retailer prices

From €17,705 EUR
$19,780 USD
As of October 30, 2026
Save €4,637 EUR (21%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €22,341 EUR at Jared · As of October 30, 2026
View at Jared

About this 2.51ct natural radiant diamond

This 2.51ct natural radiant sits in the two to three carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2536216259. Listed at 7 retailers as of October 30, 2026, with prices from €17,705 to €22,341, a €4,637 spread on the same certified stone. Jared lists it at €22,341. 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

2.51
Carat
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2536216259
Dimensions8.82 × 6.79 × 4.46 mm
L/W Ratio1.30
Top View
8.82 mm6.79 mm2.51 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2536216259
Side View
Table 70.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 65.7%

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: Oct 30
Current: €22,341 EUR|Low: €17,531 EUR|High: €22,341 EUR|Avg: €20,485 EUR
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 5, 2026
Retailer 3€17,705 EUR
Retailer 2€19,917 EUR
Retailer 4€20,976 EUR
Retailer 5€21,616 EUR
Retailer 6€21,616 EUR
Jared€22,341 EUR

3 data points across 6 retailers

7 retailers€17,705 EUR to €22,341 EUR

A
Cheapest Retailer
-
€17,705 EUR
$19,780 USD
B+
Retailer 2
-
€18,872 EUR
A$32,436 AUD
View
B+
Retailer 3
-
€19,917 EUR
$22,251 USD
View
Final sale: no returns
B+
Retailer 4
-
€20,976 EUR
$23,435 USD
View
B+
Retailer 5
-
€21,616 EUR
$24,150 USD
View
B+
Retailer 6
-
€21,616 EUR
$24,150 USD
View
Most Expensive
B
Jared
156663856 · Oct 30
€22,341 EUR
$24,960 USD
View
6 more retailers have this diamond
Prices start from €17,705 EURSave up to €4,637 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
2.51ct Radiant
€17,705 EUR