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Cushion|Natural|GIA

2.50ct D SI2 Cushion Natural Diamond

ID • D/SI2 • GIA 2554658974

Certificate GIA 2554658974

Diamond specifications and retailer prices

From $19,905 USD
As of October 26, 2026
Save $14,568 USD (42%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $34,473 USD at MOH London · As of October 26, 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 2554658974. Listed at 13 retailers as of October 26, 2026, with prices from $19,905 to $34,473, a $14,568 spread on the same certified stone. MOH London lists it at $34,473. 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 2554658974
Dimensions9.40 × 6.91 × 4.64 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cavity, Needle, Indented Natural
Top View
9.40 mm6.91 mm2.50 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2554658974
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 67.3%

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 26
Current: $34,473 USD|Low: $18,496 USD|High: $34,874 USD|Avg: $23,509 USD|+0.8%
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
October 30, 2026
Retailer 4$18,496 USD
Retailer 11$19,905 USD
Retailer 3$19,916 USD
Retailer 5$20,400 USD
Retailer 14$20,840 USD
Retailer 12$21,124 USD
Retailer 8$22,043 USD
Retailer 2$22,394 USD
Retailer 10$22,966 USD
Retailer 6$23,240 USD
Retailer 13$23,557 USD
Retailer 7$26,601 USD
Retailer 9$29,959 USD
MOH London$34,473 USD

36 data points across 14 retailers

13 retailers$19,905 USD to $34,473 USD

Retailer 1
-
$18,496 USD
HK$144,500 HKD
Price last confirmed 22 days ago
A
Retailer 2
-
$19,905 USD
View
A
Retailer 3
-
$20,840 USD
View
A
Retailer 4
-
$21,124 USD
View
Final sale: no returns
A
Retailer 5
-
$22,043 USD
View
A
Retailer 6
-
$22,394 USD
£17,633 GBP
View
A
Retailer 7
-
$22,966 USD
SGD 31,035 SGD
View
B+
Retailer 8
-
$23,240 USD
View
B+
Retailer 9
-
$23,557 USD
View
B+
Retailer 10
-
$25,258 USD
A$38,858 AUD
View
B+
Retailer 11
-
$26,601 USD
€25,334 EUR
View
B
Retailer 12
-
$29,959 USD
£23,590 GBP
View
Most Expensive
B
MOH London
449DA8603 · Oct 26
$34,473 USD
£27,144 GBP
View
12 more retailers have this diamond
Prices start from $19,905 USDSave up to $14,568 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.

A
2.50ct Cushion
$19,905 USD