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Cushion|Natural|GIA

1.25ct I VS1 Cushion Natural Diamond

EX • I/VS1 • GIA 2557110240

Certificate GIA 2557110240

Diamond specifications and retailer prices

From £1,738 GBP
As of November 4, 2026
Save £1,552 GBP (47%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,289 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.25ct natural cushion diamond

This 1.25ct natural cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557110240. Listed at 10 retailers as of November 4, 2026, with prices from £1,738 to £3,289, a £1,552 spread on the same certified stone. MOH London lists it at £3,289. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
I
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557110240
Dimensions6.42 × 5.60 × 3.76 mm
L/W Ratio1.15
Top View
6.42 mm5.60 mm1.25 ctI / VS1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557110240
Side View
Table 66.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 67.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £3,289 GBP|Low: £1,738 GBP|High: £3,338 GBP|Avg: £2,275 GBP|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 7£1,738 GBP
Retailer 6£1,813 GBP
Retailer 5£1,883 GBP
Retailer 3£1,992 GBP
Retailer 8£2,109 GBP
Retailer 2£2,298 GBP
Retailer 4£2,341 GBP
Retailer 9£2,717 GBP
MOH London£3,289 GBP

45 data points across 9 retailers

10 retailers£1,738 GBP to £3,289 GBP

A
Cheapest Retailer
-
£1,738 GBP
Final sale: no returns
A
Retailer 2
-
£1,813 GBP
View
Retailer 3
-
£1,883 GBP
View
Price last confirmed 8 days ago
Retailer 4
-
£1,945 GBP
View
Price last confirmed 179 days ago
A
Retailer 5
-
£1,992 GBP
View
Retailer 6
-
£2,109 GBP
View
Price last confirmed 30 days ago
A
Retailer 7
-
£2,298 GBP
View
A
Retailer 8
-
£2,341 GBP
View
A
Retailer 9
-
£2,717 GBP
View
Most Expensive
B+
MOH London
852845C9C · Nov 4
£3,289 GBP
View
9 more retailers have this diamond
Prices start from £1,738 GBPSave up to £1,552 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
1.25ct Cushion
£1,738 GBP