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Cushion|Natural|GIA

1.30ct I VS1 Cushion Natural Diamond

EX • I/VS1 • GIA 2526668637

Certificate GIA 2526668637

Diamond specifications and retailer prices

From £1,809 GBP
As of November 2, 2026
Save £1,509 GBP (45%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £3,318 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.3ct natural cushion diamond

This 1.3ct 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 2526668637. Listed at 4 retailers as of November 2, 2026, with prices from £1,809 to £3,318, a £1,509 spread on the same certified stone. MOH London lists it at £3,318. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
I
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.43°
Pavilion angle32.86°
OriginNatural
Grading LabGIA
CertificateGIA 2526668637
Dimensions6.22 × 5.98 × 4.10 mm
L/W Ratio1.04
Top View
6.22 mm5.98 mm1.30 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2526668637
Side View
Table 61.0%Crown 37.43°GirdlePavilion 32.86°CuletDepth 68.4%

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 2
Current: £3,318 GBP|Low: £1,809 GBP|High: £3,486 GBP|Avg: £2,401 GBP|-3.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 2£1,809 GBP
Retailer 3£1,876 GBP
Retailer 8£2,118 GBP
Retailer 4£2,151 GBP
Retailer 6£2,181 GBP
Retailer 5£2,294 GBP
Retailer 7£2,910 GBP
MOH London£3,318 GBP

37 data points across 8 retailers

4 retailers£1,809 GBP to £3,318 GBP

A
Cheapest Retailer
-
£1,809 GBP
A
Retailer 2
-
£1,876 GBP
View
Retailer 3
-
£2,151 GBP
View
Price last confirmed 30 days ago
Most Expensive
B+
MOH London
8BDD3EC10 · Nov 2
£3,318 GBP
View
3 more retailers have this diamond
Prices start from £1,809 GBPSave up to £1,509 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
1.30ct Cushion
£1,809 GBP