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Cushion|Natural|GIA

1.03ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 2337594560

Certificate GIA 2337594560

Diamond specifications and retailer prices

From £1,721 GBP
$2,306 USD
As of October 30, 2026
Save £1,964 GBP (53%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £3,685 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.03ct natural cushion diamond

This 1.03ct natural cushion sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2337594560. Listed at 15 retailers as of October 30, 2026, with prices from £1,721 to £3,685, a £1,964 spread on the same certified stone. MOH London lists it at £3,685. 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

1.03
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2337594560
Dimensions5.66 × 5.43 × 3.75 mm
L/W Ratio1.04
Top View
5.66 mm5.43 mm1.03 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2337594560
Side View
Table 61.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 69.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £3,685 GBP|Low: £1,687 GBP|High: £3,730 GBP|Avg: £2,202 GBP|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 3£1,687 GBP
Retailer 7£1,721 GBP
Retailer 8£1,724 GBP
Retailer 10£1,838 GBP
Retailer 11£1,905 GBP
Retailer 2£2,052 GBP
Retailer 4£2,249 GBP
Retailer 9£2,357 GBP
Retailer 6£2,463 GBP
Retailer 5£2,586 GBP
MOH London£3,685 GBP

35 data points across 11 retailers

15 retailers£1,721 GBP to £3,685 GBP

Retailer 1
-
£1,687 GBP
$2,260 USD
Price last confirmed 18 days ago
B+
Retailer 2
-
£1,721 GBP
$2,306 USD
View
B+
Retailer 3
-
£1,724 GBP
$2,310 USD
View
B+
Retailer 4
-
£1,838 GBP
$2,463 USD
View
B+
Retailer 5
-
£1,905 GBP
$2,553 USD
View
B+
Retailer 6
-
£2,052 GBP
View
B+
Retailer 7
-
£2,071 GBP
$2,775 USD
View
B
Retailer 8
-
£2,179 GBP
$2,920 USD
View
B
Retailer 9
-
£2,179 GBP
$2,920 USD
View
B
Retailer 10
-
£2,249 GBP
View
B
Retailer 11
-
£2,254 GBP
$3,020 USD
View
Retailer 12
-
£2,357 GBP
A$4,858 AUD
View
Price last confirmed 25 days ago
B
Retailer 13
-
£2,463 GBP
€3,143 EUR
View
B
Retailer 14
-
£2,586 GBP
ZAR 55,967 ZAR
View
Most Expensive
B
MOH London
9E632A0D2 · Nov 1
£3,685 GBP
View
14 more retailers have this diamond
Prices start from £1,721 GBPSave up to £1,964 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.

B+
1.03ct Cushion
£1,721 GBP