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Cushion|Natural|GIA

1.02ct H SI1 Cushion Natural Diamond

ID • H/SI1 • GIA 3505244588

Certificate GIA 3505244588

Diamond specifications and retailer prices

From $2,240 AUD
As of November 2, 2026
Save $1,786 AUD (44%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $4,026 AUD at MOH London · As of November 1, 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 3505244588. Listed at 7 retailers as of November 1, 2026, with prices from $2,240 to $4,026, a $1,786 spread on the same certified stone. MOH London lists it at $4,026. 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
Crown angle37.04°
Pavilion angle31.02°
OriginNatural
Grading LabGIA
CertificateGIA 3505244588
Dimensions5.92 × 5.53 × 3.50 mm
L/W Ratio1.07
Top View
5.92 mm5.53 mm1.02 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3505244588
Side View
Table 64.0%Crown 37.04°Girdle: Slightly ThickPavilion 31.02°Culet: NoneDepth 63.3%

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: $4,026 AUD|Low: $2,240 AUD|High: $4,150 AUD|Avg: $2,884 AUD|-2.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 2$2,240 AUD
Retailer 4$2,355 AUD
Retailer 5$2,416 AUD
Retailer 6$2,477 AUD
Retailer 9$2,729 AUD
Retailer 10$2,869 AUD
Retailer 3$2,882 AUD
Retailer 8$2,927 AUD
Retailer 7$3,053 AUD
MOH London$4,026 AUD

29 data points across 10 retailers

7 retailers$2,240 AUD to $4,026 AUD

A
Cheapest Retailer
-
$2,240 AUD
A
Retailer 2
-
$2,355 AUD
View
A
Retailer 3
-
$2,416 AUD
View
A
Retailer 4
-
$2,477 AUD
View
A
Retailer 5
-
$2,882 AUD
View
Retailer 6
-
$3,053 AUD
View
Price last confirmed 33 days ago
Most Expensive
B+
MOH London
EFF6B586B · Nov 1
$4,026 AUD
£2,178 GBP
View
6 more retailers have this diamond
Prices start from $2,240 AUDSave up to $1,786 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
$2,240 AUD