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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 $1,717 AUD
HK$9,400 HKD
As of November 2, 2026
Save $2,036 AUD (54%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,753 AUD 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 $1,717 to $3,753, a $2,036 spread on the same certified stone. MOH London lists it at $3,753. 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 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: $3,753 AUD|Low: $1,680 AUD|High: $3,835 AUD|Avg: $2,327 AUD|-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$1,717 AUD
Retailer 14$1,821 AUD
Retailer 16$1,874 AUD
Retailer 5$1,905 AUD
Retailer 19$1,995 AUD
Retailer 7$1,998 AUD
Retailer 8$2,010 AUD
Retailer 17$2,026 AUD
Retailer 18$2,081 AUD
Retailer 12$2,124 AUD
Retailer 11$2,147 AUD
Retailer 13$2,272 AUD
Retailer 9$2,294 AUD
Retailer 6$2,386 AUD
Retailer 15$2,429 AUD
Retailer 4$2,658 AUD
Retailer 3$2,974 AUD
Retailer 10$3,492 AUD
MOH London$3,753 AUD

19 data points across 19 retailers

22 retailers$1,717 AUD to $3,753 AUD

A
Cheapest Retailer
-
$1,717 AUD
HK$9,400 HKD
A
Retailer 2
-
$1,821 AUD
$1,276 USD
View
Final sale: no returns
A
Retailer 3
-
$1,874 AUD
$1,313 USD
View
A
Retailer 4
-
$1,905 AUD
$1,335 USD
View
A
Retailer 5
-
$1,995 AUD
€1,332 EUR
View
A
Retailer 6
-
$1,998 AUD
$1,400 USD
View
A
Retailer 7
-
$2,010 AUD
$1,409 USD
View
A
Retailer 8
-
$2,026 AUD
$1,420 USD
View
A
Retailer 9
-
$2,081 AUD
View
A
Retailer 10
-
$2,124 AUD
£1,172 GBP
View
A
Retailer 11
-
$2,147 AUD
$1,505 USD
View
A
Retailer 12
-
$2,147 AUD
$1,505 USD
View
A
Retailer 13
-
$2,272 AUD
$1,592 USD
View
Retailer 14
-
$2,294 AUD
$1,608 USD
View
Price last confirmed 13 days ago
A
Retailer 15
-
$2,386 AUD
$1,672 USD
View
A
Retailer 16
-
$2,429 AUD
£1,341 GBP
View
A
Retailer 17
-
$2,539 AUD
View
A
Retailer 18
-
$2,658 AUD
ZAR 30,091 ZAR
View
Retailer 19
-
$2,935 AUD
View
Price last confirmed 27 days ago
B+
Retailer 20
-
$2,974 AUD
€1,985 EUR
View
Retailer 21
-
$3,492 AUD
$2,447 USD
View
Price last confirmed 9 days ago
Most Expensive
B
MOH London
4D85DBF5B · Nov 1
$3,753 AUD
£2,071 GBP
View
21 more retailers have this diamond
Prices start from $1,717 AUDSave up to $2,036 AUD

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
$1,717 AUD