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Cushion|Natural|GIA

1.30ct J SI2 Cushion Natural Diamond

EX • J/SI2 • GIA 2225417778

Shape and cutting style on the report: Cushion modified brilliant

Certificate GIA 2225417778

Diamond specifications and retailer prices

From £1,146 GBP
$1,536 USD
As of October 31, 2026
Save £1,130 GBP (50%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £2,277 GBP at MOH London · As of October 29, 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 J 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 2225417778. Listed at 8 retailers as of October 29, 2026, with prices from £1,146 to £2,277, a £1,130 spread on the same certified stone. MOH London lists it at £2,277. 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

1.30
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2225417778
Dimensions6.59 × 5.65 × 3.95 mm
L/W Ratio1.17
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle, Indented Natural
Top View
6.59 mm5.65 mm1.30 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2225417778
Side View
Table 68.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 69.9%

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 31
Current: £2,277 GBP|Low: £1,146 GBP|High: £2,292 GBP|Avg: £1,534 GBP|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 8£1,146 GBP
Retailer 4£1,223 GBP
Retailer 7£1,273 GBP
Retailer 6£1,358 GBP
Retailer 2£1,462 GBP
Retailer 9£1,498 GBP
Retailer 3£1,766 GBP
Retailer 5£1,868 GBP
MOH London£2,277 GBP

42 data points across 9 retailers

8 retailers£1,146 GBP to £2,277 GBP

A
Cheapest Retailer
-
£1,146 GBP
$1,536 USD
A
Retailer 2
-
£1,223 GBP
$1,638 USD
View
A
Retailer 3
-
£1,273 GBP
$1,706 USD
View
A
Retailer 4
-
£1,358 GBP
$1,820 USD
View
A
Retailer 5
-
£1,462 GBP
View
A
Retailer 6
-
£1,498 GBP
CA$2,787 CAD
View
A
Retailer 7
-
£1,766 GBP
€2,253 EUR
View
Most Expensive
B+
MOH London
0FAC69D8A · Oct 29
£2,277 GBP
View
7 more retailers have this diamond
Prices start from £1,146 GBPSave up to £1,130 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
£1,146 GBP