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Cushion|Natural|GIA

2.51ct I SI2 Cushion Natural Diamond

EX • I/SI2 • GIA 1353717609

Certificate GIA 1353717609

Diamond specifications and retailer prices

From €11,713 EUR
₹1,246,244 INR
As of October 27, 2026
Save €7,823 EUR (40%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €19,535 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 2.51ct natural cushion diamond

This 2.51ct natural cushion sits in the two to three carat band, graded I 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 1353717609. Listed at 7 retailers as of October 27, 2026, with prices from €11,713 to €19,535, a €7,823 spread on the same certified stone. MOH London lists it at €19,535. 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
I
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1353717609
Dimensions7.98 × 7.28 × 5.00 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizeNone
Top View
7.98 mm7.28 mm2.51 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1353717609
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 68.6%

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 27
Current: €19,535 EUR|Low: €11,655 EUR|High: €19,771 EUR|Avg: €14,928 EUR|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 4€11,713 EUR
Retailer 2€13,495 EUR
Retailer 5€13,789 EUR
Retailer 3€15,760 EUR
MOH London€19,535 EUR

46 data points across 5 retailers

7 retailers€11,713 EUR to €19,535 EUR

A
Cheapest Retailer
-
€11,713 EUR
₹1,246,244 INR
A
Retailer 2
-
€11,829 EUR
$13,215 USD
View
A
Retailer 3
-
€11,914 EUR
A$20,477 AUD
View
A
Retailer 4
-
€13,495 EUR
£11,871 GBP
View
A
Retailer 5
-
€13,789 EUR
$15,405 USD
View
B+
Retailer 6
-
€15,760 EUR
View
Most Expensive
B+
MOH London
2558BCE32 · Nov 1
€19,535 EUR
£17,185 GBP
View
6 more retailers have this diamond
Prices start from €11,713 EURSave up to €7,823 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 Cushion
€11,713 EUR