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Cushion|Natural|GIA

1.03ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 2556000386

Certificate GIA 2556000386

Diamond specifications and retailer prices

From €1,077 EUR
HK$9,400 HKD
As of November 2, 2026
Save €1,277 EUR (54%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €2,354 EUR 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 2556000386. Listed at 22 retailers as of November 1, 2026, with prices from €1,077 to €2,354, a €1,277 spread on the same certified stone. MOH London lists it at €2,354. 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
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2556000386
Dimensions6.45 × 5.28 × 3.67 mm
L/W Ratio1.22
Top View
6.45 mm5.28 mm1.03 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556000386
Side View
Table 65.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 69.6%

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: Nov 2
Current: €2,354 EUR|Low: €1,054 EUR|High: €2,405 EUR|Avg: €1,460 EUR|-2.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 2€1,077 EUR
Retailer 14€1,142 EUR
Retailer 16€1,175 EUR
Retailer 5€1,195 EUR
Retailer 19€1,251 EUR
Retailer 7€1,253 EUR
Retailer 8€1,261 EUR
Retailer 17€1,271 EUR
Retailer 18€1,305 EUR
Retailer 12€1,332 EUR
Retailer 11€1,347 EUR
Retailer 13€1,425 EUR
Retailer 9€1,439 EUR
Retailer 6€1,497 EUR
Retailer 15€1,524 EUR
Retailer 4€1,667 EUR
Retailer 3€1,866 EUR
Retailer 10€2,191 EUR
MOH London€2,354 EUR

19 data points across 19 retailers

22 retailers€1,077 EUR to €2,354 EUR

A
Cheapest Retailer
-
€1,077 EUR
HK$9,400 HKD
A
Retailer 2
-
€1,142 EUR
$1,276 USD
View
Final sale: no returns
A
Retailer 3
-
€1,175 EUR
$1,313 USD
View
A
Retailer 4
-
€1,195 EUR
$1,335 USD
View
A
Retailer 5
-
€1,251 EUR
View
A
Retailer 6
-
€1,253 EUR
$1,400 USD
View
A
Retailer 7
-
€1,261 EUR
$1,409 USD
View
A
Retailer 8
-
€1,271 EUR
$1,420 USD
View
A
Retailer 9
-
€1,305 EUR
A$2,244 AUD
View
A
Retailer 10
-
€1,332 EUR
£1,172 GBP
View
A
Retailer 11
-
€1,347 EUR
$1,505 USD
View
A
Retailer 12
-
€1,347 EUR
$1,505 USD
View
A
Retailer 13
-
€1,425 EUR
$1,592 USD
View
Retailer 14
-
€1,439 EUR
$1,608 USD
View
Price last confirmed 13 days ago
A
Retailer 15
-
€1,497 EUR
$1,672 USD
View
A
Retailer 16
-
€1,524 EUR
£1,341 GBP
View
A
Retailer 17
-
€1,593 EUR
A$2,738 AUD
View
A
Retailer 18
-
€1,667 EUR
ZAR 30,091 ZAR
View
Retailer 19
-
€1,841 EUR
A$3,164 AUD
View
Price last confirmed 27 days ago
B+
Retailer 20
-
€1,866 EUR
View
Retailer 21
-
€2,191 EUR
$2,447 USD
View
Price last confirmed 9 days ago
Most Expensive
B
MOH London
4D85DBF5B · Nov 1
€2,354 EUR
£2,071 GBP
View
21 more retailers have this diamond
Prices start from €1,077 EURSave up to €1,277 EUR

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
1.03ct Cushion
€1,077 EUR