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Cushion|Natural|GIA

1.30ct E IF Cushion Natural Diamond

EX • E/IF • GIA 6552888351

Certificate GIA 6552888351

Diamond specifications and retailer prices

From £4,205 GBP
SGD 7,625 SGD
As of October 31, 2026
Save £8,481 GBP (67%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £12,686 GBP at Diamond Quarter · As of October 30, 2026
View at Diamond Quarter

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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552888351. Listed at 5 retailers as of October 30, 2026, with prices from £4,205 to £12,686, a £8,481 spread on the same certified stone. Diamond Quarter lists it at £12,686. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
E
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6552888351
Dimensions7.00 × 5.55 × 3.95 mm
L/W Ratio1.26
Culet sizeNone
Key to symbols
Extra Facet
Top View
7.00 mm5.55 mm1.30 ctE / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6552888351
Side View
Table 65.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 71.2%

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: £4,416 GBP|Low: £3,880 GBP|High: £7,350 GBP|Avg: £5,119 GBP|+4.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 3£4,205 GBP
Retailer 1£4,416 GBP
Retailer 4£5,048 GBP
Retailer 2£7,094 GBP

44 data points across 4 retailers

5 retailers£4,205 GBP to £12,686 GBP

A
Cheapest Retailer
-
£4,205 GBP
SGD 7,625 SGD
A
Retailer 2
-
£4,416 GBP
View
A
Retailer 3
-
£5,048 GBP
$6,774 USD
View
A
Retailer 4
-
£7,094 GBP
View
Most Expensive
B
Diamond Quarter
1.3IFE14330472N · Oct 30
£12,686 GBP
View
4 more retailers have this diamond
Prices start from £4,205 GBPSave up to £8,481 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
£4,205 GBP