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Cushion|Natural|GIA

1.02ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 6522186667

Certificate GIA 6522186667

Diamond specifications and retailer prices

From $2,629 AUD
$1,847 USD
As of November 1, 2026
Save $2,625 AUD (50%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,254 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6522186667. Listed at 14 retailers as of November 1, 2026, with prices from $2,629 to $5,254, a $2,625 spread on the same certified stone. MOH London lists it at $5,254. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.05°
Pavilion angle32.55°
OriginNatural
Grading LabGIA
CertificateGIA 6522186667
Dimensions5.60 × 5.58 × 3.79 mm
L/W Ratio1.00
Top View
5.60 mm5.58 mm1.02 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6522186667
Side View
Table 60.0%Crown 37.05°Girdle: STK-THKPavilion 32.55°Culet: NoneDepth 67.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $5,254 AUD|Low: $2,154 AUD|High: $5,353 AUD|Avg: $3,364 AUD|-1.9%
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
November 1, 2026
Retailer 14$2,629 AUD
Retailer 12$2,711 AUD
Retailer 11$2,767 AUD
Retailer 5$2,861 AUD
Retailer 2$2,926 AUD
Retailer 10$3,000 AUD
Retailer 13$3,032 AUD
Retailer 6$3,196 AUD
Retailer 7$3,290 AUD
Retailer 3$3,378 AUD
Retailer 9$3,686 AUD
Retailer 4$3,698 AUD
Retailer 8$4,097 AUD
MOH London$5,254 AUD

35 data points across 14 retailers

14 retailers$2,629 AUD to $5,254 AUD

A
Cheapest Retailer
-
$2,629 AUD
$1,847 USD
A
Retailer 2
-
$2,711 AUD
$1,904 USD
View
A
Retailer 3
-
$2,767 AUD
$1,944 USD
View
Final sale: no returns
A
Retailer 4
-
$2,861 AUD
$2,010 USD
View
A
Retailer 5
-
$2,926 AUD
£1,618 GBP
View
A
Retailer 6
-
$3,000 AUD
$2,107 USD
View
A
Retailer 7
-
$3,032 AUD
$2,130 USD
View
A
Retailer 8
-
$3,196 AUD
$2,245 USD
View
A
Retailer 9
-
$3,290 AUD
£1,820 GBP
View
B+
Retailer 10
-
$3,378 AUD
$2,373 USD
View
B+
Retailer 11
-
$3,686 AUD
ZAR 41,833 ZAR
View
Retailer 12
-
$3,698 AUD
View
Price last confirmed 27 days ago
B+
Retailer 13
-
$4,097 AUD
€2,741 EUR
View
Most Expensive
B+
MOH London
EA62A0FF8 · Nov 1
$5,254 AUD
£2,906 GBP
View
13 more retailers have this diamond
Prices start from $2,629 AUDSave up to $2,625 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
$2,629 AUD