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Cushion|Natural|GIA

2.50ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 1242047745

Certificate GIA 1242047745

Diamond specifications and retailer prices

From €8,249 EUR
HK$72,000 HKD
As of November 1, 2026
Save €6,441 EUR (44%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €14,690 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 2.5ct natural cushion diamond

This 2.5ct natural cushion sits in the two to three carat band, graded I 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 1242047745. Listed at 6 retailers as of November 1, 2026, with prices from €8,249 to €14,690, a €6,441 spread on the same certified stone. MOH London lists it at €14,690. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Pavilion angle36.65°
OriginNatural
Grading LabGIA
CertificateGIA 1242047745
Dimensions7.84 × 7.47 × 5.13 mm
L/W Ratio1.05
Key to symbols
Crystal, Cloud, Needle
Top View
7.84 mm7.47 mm2.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1242047745
Side View
Table 63.0%CrownGirdle: STK-VTKPavilion 36.65°Culet: NoneDepth 68.7%

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: Nov 1
Current: €14,690 EUR|Low: €8,249 EUR|High: €16,563 EUR|Avg: €11,204 EUR|-11.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 3€8,249 EUR
Retailer 4€9,059 EUR
Retailer 5€9,786 EUR
Retailer 6€9,816 EUR
Retailer 2€12,063 EUR
MOH London€14,690 EUR

39 data points across 6 retailers

6 retailers€8,249 EUR to €14,690 EUR

A
Cheapest Retailer
-
€8,249 EUR
HK$72,000 HKD
A
Retailer 2
-
€9,059 EUR
View
A
Retailer 3
-
€9,786 EUR
$10,933 USD
View
Retailer 4
-
€9,816 EUR
SGD 14,819 SGD
View
Price last confirmed 21 days ago
A
Retailer 5
-
€12,063 EUR
View
Most Expensive
A
MOH London
6AF3D21D8 · Nov 1
€14,690 EUR
£12,923 GBP
View
5 more retailers have this diamond
Prices start from €8,249 EURSave up to €6,441 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 Cushion
€8,249 EUR