CaratHunter
Plans
Radiant|Natural|GIA

2.51ct H SI2 Radiant Natural Diamond

EX • H/SI2 • GIA 1429328624

Certificate GIA 1429328624

Diamond specifications and retailer prices

From €18,948 EUR
$21,169 USD
As of November 1, 2026
Save €12,926 EUR (41%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €31,874 EUR at MOH London · As of November 1, 2026
View at MOH London

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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1429328624. Listed at 9 retailers as of November 1, 2026, with prices from €18,948 to €31,874, a €12,926 spread on the same certified stone. MOH London lists it at €31,874. 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
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1429328624
Dimensions8.79 × 6.65 × 4.60 mm
L/W Ratio1.32
Culet sizeNone
Cert comments
Additional clouds are not shown. Pinpoints are not shown.
Top View
8.79 mm6.65 mm2.51 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1429328624
Side View
Table 64.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 69.1%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: €31,874 EUR|Low: €18,948 EUR|High: €32,258 EUR|Avg: €24,115 EUR|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 9€18,948 EUR
Retailer 4€20,945 EUR
Retailer 5€21,429 EUR
Retailer 7€22,110 EUR
Retailer 6€22,960 EUR
Retailer 2€23,480 EUR
Retailer 3€24,756 EUR
Retailer 8€28,912 EUR
MOH London€31,874 EUR

31 data points across 9 retailers

9 retailers€18,948 EUR to €31,874 EUR

B+
Cheapest Retailer
-
€18,948 EUR
$21,169 USD
B+
Retailer 2
-
€20,945 EUR
£18,425 GBP
View
B+
Retailer 3
-
€21,429 EUR
$23,941 USD
View
B+
Retailer 4
-
€22,110 EUR
$24,701 USD
View
B
Retailer 5
-
€22,960 EUR
$25,651 USD
View
B
Retailer 6
-
€23,480 EUR
£20,655 GBP
View
B
Retailer 7
-
€24,756 EUR
View
B
Retailer 8
-
€28,912 EUR
$32,301 USD
View
Most Expensive
B
MOH London
A0B044684 · Nov 1
€31,874 EUR
£28,039 GBP
View
8 more retailers have this diamond
Prices start from €18,948 EURSave up to €12,926 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 Radiant
€18,948 EUR