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Cushion|Natural|GIA

2.50ct F SI2 Cushion Natural Diamond

EX • F/SI2 • GIA 2567258741

Certificate GIA 2567258741

Diamond specifications and retailer prices

From £14,904 GBP
$20,000 USD
As of November 2, 2026
Save £4,025 GBP (21%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £18,929 GBP at 77 Diamonds · As of November 1, 2026
View at 77 Diamonds

About this 2.5ct natural cushion diamond

This 2.5ct natural cushion sits in the two to three carat band, graded F 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 2567258741. Listed at 11 retailers as of November 1, 2026, with prices from £14,904 to £18,929, a £4,025 spread on the same certified stone. 77 Diamonds lists it at £18,929. 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
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2567258741
Dimensions9.39 × 6.96 × 4.69 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizeNone
Top View
9.39 mm6.96 mm2.50 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2567258741
Side View
Table 65.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 67.4%

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: Nov 2
Current: £18,929 GBP|Low: £14,904 GBP|High: £20,400 GBP|Avg: £17,488 GBP|-7.2%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 6£14,904 GBP
Retailer 4£14,987 GBP
Retailer 5£15,124 GBP
Retailer 7£15,751 GBP
Retailer 8£16,015 GBP
Retailer 10£17,485 GBP
Retailer 2£18,026 GBP
Retailer 9£18,026 GBP
Retailer 3£18,622 GBP
77 Diamonds£18,929 GBP

31 data points across 10 retailers

11 retailers£14,904 GBP to £18,929 GBP

A
Cheapest Retailer
-
£14,904 GBP
$20,000 USD
A
Retailer 2
-
£14,987 GBP
$20,111 USD
View
A
Retailer 3
-
£15,124 GBP
$20,295 USD
View
A
Retailer 4
-
£15,751 GBP
$21,137 USD
View
B+
Retailer 5
-
£15,982 GBP
A$32,996 AUD
View
B+
Retailer 6
-
£16,015 GBP
$21,491 USD
View
B+
Retailer 7
-
£17,485 GBP
$23,464 USD
View
B+
Retailer 8
-
£18,026 GBP
$24,190 USD
View
B+
Retailer 9
-
£18,026 GBP
$24,190 USD
View
B+
Retailer 10
-
£18,622 GBP
$24,990 USD
View
Most Expensive
B+
77 Diamonds
CUSZX3BMQNAP · Nov 1
£18,929 GBP
View
10 more retailers have this diamond
Prices start from £14,904 GBPSave up to £4,025 GBP

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
£14,904 GBP