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Cushion|Natural|GIA

2.50ct D SI2 Cushion Natural Diamond

ID • D/SI2 • GIA 2554380165

Certificate GIA 2554380165

Diamond specifications and retailer prices

From €20,350 EUR
A$34,978 AUD
As of October 31, 2026
4 retailers carry this diamond
Most expensive: €29,462 EUR at MOH London · As of October 5, 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2554380165. Listed at 4 retailers as of October 31, 2026. 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
D
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2554380165
Dimensions9.13 × 6.68 × 4.59 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Needle, Knot, Cavity
Top View
9.13 mm6.68 mm2.50 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2554380165
Side View
Table 64.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 68.7%

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: Oct 31
Current: €29,462 EUR|Low: €15,364 EUR|High: €29,462 EUR|Avg: €19,810 EUR|+4.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 6, 2026
Retailer 6€15,364 EUR
Retailer 13€16,519 EUR
Retailer 15€16,946 EUR
Retailer 4€17,929 EUR
Retailer 8€17,936 EUR
Retailer 10€18,860 EUR
Retailer 3€18,950 EUR
Retailer 9€19,229 EUR
Retailer 16€19,295 EUR
Retailer 14€19,859 EUR
Retailer 7€20,350 EUR
Retailer 11€20,364 EUR
Retailer 5€22,086 EUR
Retailer 2€22,444 EUR
Retailer 12€25,054 EUR
MOH London€29,462 EUR

16 data points across 16 retailers

4 retailers

Retailer 1
-
€15,364 EUR
HK$134,100 HKD
Price last confirmed 35 days ago
Retailer 2
-
€17,929 EUR
$20,030 USD
View
Price last confirmed 32 days ago
B+
Retailer 3
-
€20,350 EUR
A$34,978 AUD
View
Most Expensive
MOH London
3CE27B6A0 · Oct 5
€29,462 EUR
£25,917 GBP
View
Price last confirmed 26 days ago
3 more retailers have this diamond
Prices start from €20,350 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+
2.50ct Cushion
€20,350 EUR