Cushion|Natural|GIA

2.50ct D SI2 Cushion Natural Diamond

ID • D/SI2 • GIA 2554380165

Certificate GIA 2554380165

Diamond specifications and retailer prices

From $22,736 USD
A$34,978 AUD
As of October 29, 2026
4 retailers carry this diamond
Most expensive: $32,915 USD 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 29, 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
Color
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 29
Current: $32,915 USD|Low: $17,165 USD|High: $32,915 USD|Avg: $22,078 USD|+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$17,165 USD
Retailer 13$18,455 USD
Retailer 15$18,932 USD
Retailer 4$20,030 USD
Retailer 8$20,038 USD
Retailer 10$21,070 USD
Retailer 3$21,171 USD
Retailer 9$21,483 USD
Retailer 16$21,556 USD
Retailer 14$22,187 USD
Retailer 7$22,736 USD
Retailer 11$22,751 USD
Retailer 5$24,675 USD
Retailer 2$25,075 USD
Retailer 12$27,991 USD
MOH London$32,915 USD

18 data points across 16 retailers

4 retailers

Retailer 1
-
$17,165 USD
HK$134,100 HKD
Price last confirmed 33 days ago
Retailer 2
-
$20,030 USD
View
Price last confirmed 31 days ago
B+
Retailer 3
-
$22,736 USD
A$34,978 AUD
View
Most Expensive
MOH London
3CE27B6A0 · Oct 5
$32,915 USD
£25,917 GBP
View
Price last confirmed 25 days ago
3 more retailers have this diamond
Prices start from $22,736 USD

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
$22,736 USD