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Cushion|Natural|GIA

1.02ct E SI2 Cushion Natural Diamond

EX • E/SI2 • GIA 5231732342

Certificate GIA 5231732342

Diamond specifications and retailer prices

From £890 GBP
$1,193 USD
As of October 30, 2026
Save £487 GBP (35%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,377 GBP at Ritani · As of October 30, 2026
View at Ritani

About this 1.02ct natural cushion diamond

This 1.02ct natural cushion sits in the classic one-carat band, graded E 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 5231732342. Listed at 7 retailers as of October 30, 2026, with prices from £890 to £1,377, a £487 spread on the same certified stone. Ritani lists it at £1,377. 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

1.02
Carat
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5231732342
Dimensions5.72 × 5.49 × 3.73 mm
L/W Ratio1.04
Top View
5.72 mm5.49 mm1.02 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5231732342
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.0%

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: Oct 30
Current: £1,081 GBP|Low: £836 GBP|High: £1,546 GBP|Avg: £1,156 GBP|-11.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Ritani
October 31, 2026
Retailer 3£890 GBP
Retailer 5£987 GBP
Retailer 2£996 GBP
Retailer 1£1,081 GBP
Retailer 4£1,125 GBP
Retailer 6£1,285 GBP
Ritani£1,377 GBP

41 data points across 7 retailers

7 retailers£890 GBP to £1,377 GBP

A
Cheapest Retailer
-
£890 GBP
$1,193 USD
Final sale: no returns
A
Retailer 2
-
£987 GBP
MYR 5,386 MYR
View
A
Retailer 3
-
£996 GBP
$1,334 USD
View
A
Retailer 4
-
£1,081 GBP
View
A
Retailer 5
-
£1,125 GBP
SGD 2,037 SGD
View
A
Retailer 6
-
£1,285 GBP
A$2,648 AUD
View
Most Expensive
A
Ritani
D-5884FOTOQE · Oct 30
£1,377 GBP
$1,845 USD
View
6 more retailers have this diamond
Prices start from £890 GBPSave up to £487 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
1.02ct Cushion
£890 GBP