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Cushion|Natural|GIA

1.02ct H SI1 Cushion Natural Diamond

ID • H/SI1 • GIA 2556373713

Certificate GIA 2556373713

Diamond specifications and retailer prices

From $2,346 AUD
As of November 6, 2026
Save $3,088 AUD (57%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $5,434 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.02ct natural cushion diamond

This 1.02ct 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 2556373713. Listed at 19 retailers as of November 2, 2026, with prices from $2,346 to $5,434, a $3,088 spread on the same certified stone. MOH London lists it at $5,434. 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
H
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2556373713
Dimensions6.90 × 5.30 × 3.54 mm
L/W Ratio1.30
Girdle conditionFaceted
Top View
6.90 mm5.30 mm1.02 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556373713
Side View
Table 66.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 66.9%

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: $5,434 AUD|Low: $2,310 AUD|High: $5,536 AUD|Avg: $3,432 AUD|-1.6%
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
November 6, 2026
Retailer 16$2,346 AUD
Retailer 9$2,359 AUD
Retailer 13$2,588 AUD
Retailer 4$2,594 AUD
Retailer 2$2,697 AUD
Retailer 7$2,754 AUD
Retailer 8$2,874 AUD
Retailer 6$2,924 AUD
Retailer 15$2,969 AUD
Retailer 3$2,991 AUD
Retailer 12$3,052 AUD
Retailer 5$3,398 AUD
Retailer 11$3,785 AUD
Retailer 10$4,210 AUD
Retailer 14$4,761 AUD
Retailer 17$5,065 AUD
MOH London$5,434 AUD

26 data points across 17 retailers

19 retailers$2,346 AUD to $5,434 AUD

A
Cheapest Retailer
-
$2,346 AUD
A
Retailer 2
-
$2,359 AUD
View
A
Retailer 3
-
$2,588 AUD
View
A
Retailer 4
-
$2,594 AUD
View
Final sale: no returns
A
Retailer 5
-
$2,697 AUD
View
A
Retailer 6
-
$2,754 AUD
View
A
Retailer 7
-
$2,874 AUD
View
B+
Retailer 8
-
$2,924 AUD
View
A
Retailer 9
-
$2,969 AUD
View
B+
Retailer 10
-
$2,991 AUD
View
B+
Retailer 11
-
$3,052 AUD
View
B+
Retailer 12
-
$3,243 AUD
View
B+
Retailer 13
-
$3,398 AUD
View
B+
Retailer 14
-
$3,785 AUD
View
Retailer 15
-
$3,857 AUD
View
Price last confirmed 34 days ago
B+
Retailer 16
-
$4,210 AUD
View
B
Retailer 17
-
$4,761 AUD
View
B
Retailer 18
-
$5,065 AUD
View
Most Expensive
B
MOH London
F451779A2 · Nov 2
$5,434 AUD
£2,940 GBP
View
18 more retailers have this diamond
Prices start from $2,346 AUDSave up to $3,088 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
1.02ct Cushion
$2,346 AUD