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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 $13,035 CAD
HK$72,900 HKD
As of October 30, 2026
Save $9,891 CAD (43%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $22,926 CAD 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 October 30, 2026, with prices from $13,035 to $22,926, a $9,891 spread on the same certified stone. MOH London lists it at $22,926. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $22,926 CAD|Low: $13,035 CAD|High: $25,848 CAD|Avg: $17,480 CAD|-11.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 5$13,035 CAD
Retailer 2$14,138 CAD
Retailer 3$15,272 CAD
Retailer 6$15,318 CAD
Retailer 4$18,768 CAD
MOH London$22,926 CAD

39 data points across 6 retailers

6 retailers$13,035 CAD to $22,926 CAD

A
Cheapest Retailer
-
$13,035 CAD
HK$72,900 HKD
A
Retailer 2
-
$14,138 CAD
€9,639 EUR
View
A
Retailer 3
-
$15,272 CAD
$10,933 USD
View
Retailer 4
-
$15,318 CAD
SGD 14,819 SGD
View
Price last confirmed 20 days ago
A
Retailer 5
-
$18,768 CAD
€12,796 EUR
View
Most Expensive
A
MOH London
6AF3D21D8 · Nov 1
$22,926 CAD
£12,923 GBP
View
5 more retailers have this diamond
Prices start from $13,035 CADSave up to $9,891 CAD

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
$13,035 CAD