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Cushion|Natural|GIA

2.50ct I SI2 Cushion Natural Diamond

EX • I/SI2 • GIA 1288699504

Certificate GIA 1288699504

Diamond specifications and retailer prices

From $12,816 SGD
$10,025 USD
As of October 28, 2026
Save $9,057 SGD (41%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $21,873 SGD at MOH London · As of October 29, 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1288699504. Listed at 10 retailers as of October 28, 2026, with prices from $12,816 to $21,873, a $9,057 spread on the same certified stone. MOH London lists it at $21,873. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1288699504
Dimensions7.64 × 7.39 × 4.99 mm
L/W Ratio1.03
Top View
7.64 mm7.39 mm2.50 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1288699504
Side View
Table 62.0%CrownGirdle: ThickPavilionCulet: NoneDepth 67.5%

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 28
Current: $21,873 SGD|Low: $12,816 SGD|High: $22,017 SGD|Avg: $16,052 SGD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 5$12,816 SGD
Retailer 4$12,925 SGD
Retailer 8$13,047 SGD
Retailer 6$13,931 SGD
Retailer 2$15,059 SGD
Retailer 7$15,879 SGD
Retailer 3$17,554 SGD
Retailer 9$18,325 SGD
Retailer 10$18,690 SGD
MOH London$21,873 SGD

29 data points across 10 retailers

10 retailers$12,816 SGD to $21,873 SGD

A
Cheapest Retailer
-
$12,816 SGD
$10,025 USD
A
Retailer 2
-
$12,925 SGD
$10,110 USD
View
A
Retailer 3
-
$13,047 SGD
$10,206 USD
View
Retailer 4
-
$13,931 SGD
$10,897 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
$15,059 SGD
£9,275 GBP
View
A
Retailer 6
-
$15,879 SGD
$12,421 USD
View
A
Retailer 7
-
$16,709 SGD
$13,070 USD
View
A
Retailer 8
-
$17,554 SGD
€13,077 EUR
View
Retailer 9
-
$18,325 SGD
$14,334 USD
View
Price last confirmed 16 days ago
Most Expensive
A
MOH London
A4FB21BDB · Oct 29
$21,873 SGD
£13,472 GBP
View
9 more retailers have this diamond
Prices start from $12,816 SGDSave up to $9,057 SGD

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
$12,816 SGD