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Cushion|Natural|GIA

1.03ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 5543780545

Certificate GIA 5543780545

Diamond specifications and retailer prices

From $1,732 AUD
As of November 6, 2026
Save $2,122 AUD (55%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,854 AUD at MOH London · As of November 4, 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 H 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 5543780545. Listed at 21 retailers as of November 4, 2026, with prices from $1,732 to $3,854, a $2,122 spread on the same certified stone. MOH London lists it at $3,854. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle38.3°
OriginNatural
Grading LabGIA
CertificateGIA 5543780545
Dimensions6.74 × 5.37 × 3.70 mm
L/W Ratio1.26
Top View
6.74 mm5.37 mm1.03 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5543780545
Side View
Table 64.0%CrownGirdle: STK-VTKPavilion 38.3°Culet: NoneDepth 68.9%

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 6
Current: $3,854 AUD|Low: $1,713 AUD|High: $3,906 AUD|Avg: $2,400 AUD|-1.3%
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 6, 2026
Retailer 6$1,732 AUD
Retailer 8$1,843 AUD
Retailer 9$1,928 AUD
Retailer 19$1,942 AUD
Retailer 2$1,965 AUD
Retailer 18$2,059 AUD
Retailer 12$2,071 AUD
Retailer 4$2,096 AUD
Retailer 13$2,139 AUD
Retailer 11$2,190 AUD
Retailer 15$2,205 AUD
Retailer 7$2,311 AUD
Retailer 10$2,314 AUD
Retailer 5$2,416 AUD
Retailer 17$2,435 AUD
Retailer 16$2,691 AUD
Retailer 14$2,995 AUD
Retailer 3$3,590 AUD
MOH London$3,854 AUD

20 data points across 19 retailers

21 retailers$1,732 AUD to $3,854 AUD

A
Cheapest Retailer
-
$1,732 AUD
A
Retailer 2
-
$1,843 AUD
View
Final sale: no returns
A
Retailer 3
-
$1,928 AUD
View
A
Retailer 4
-
$1,942 AUD
View
A
Retailer 5
-
$1,965 AUD
View
A
Retailer 6
-
$2,059 AUD
View
A
Retailer 7
-
$2,071 AUD
View
A
Retailer 8
-
$2,096 AUD
View
A
Retailer 9
-
$2,139 AUD
View
A
Retailer 10
-
$2,190 AUD
View
A
Retailer 11
-
$2,205 AUD
View
A
Retailer 12
-
$2,311 AUD
View
Retailer 13
-
$2,314 AUD
View
Price last confirmed 18 days ago
A
Retailer 14
-
$2,416 AUD
View
A
Retailer 15
-
$2,435 AUD
View
A
Retailer 16
-
$2,570 AUD
View
A
Retailer 17
-
$2,691 AUD
View
Retailer 18
-
$2,877 AUD
View
Price last confirmed 33 days ago
B+
Retailer 19
-
$2,995 AUD
View
B+
Retailer 20
-
$3,590 AUD
View
Most Expensive
B
MOH London
1941D2454 · Nov 4
$3,854 AUD
£2,085 GBP
View
20 more retailers have this diamond
Prices start from $1,732 AUDSave up to $2,122 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
$1,732 AUD