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Cushion|Natural|GIA

1.01ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 6545632728

Certificate GIA 6545632728

Diamond specifications and retailer prices

From $2,041 AUD
HK$11,200 HKD
As of October 31, 2026
Save $2,479 AUD (55%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $4,520 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.01ct natural cushion diamond

This 1.01ct natural cushion sits in the classic one-carat band, graded E 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 6545632728. Listed at 23 retailers as of October 29, 2026, with prices from $2,041 to $4,520, a $2,479 spread on the same certified stone. MOH London lists it at $4,520. 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

1.01
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle39.2°
OriginNatural
Grading LabGIA
CertificateGIA 6545632728
Dimensions5.73 × 5.69 × 3.90 mm
L/W Ratio1.01
Top View
5.73 mm5.69 mm1.01 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545632728
Side View
Table 64.0%CrownGirdle: STK-VTKPavilion 39.2°Culet: NoneDepth 68.6%

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: Oct 31
Current: $4,520 AUD|Low: $2,003 AUD|High: $4,634 AUD|Avg: $2,820 AUD|-2.5%
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
Retailer 20
October 31, 2026
Retailer 2$2,041 AUD
Retailer 7$2,145 AUD
Retailer 17$2,207 AUD
Retailer 19$2,207 AUD
Retailer 5$2,296 AUD
Retailer 16$2,437 AUD
Retailer 6$2,441 AUD
Retailer 10$2,506 AUD
Retailer 15$2,511 AUD
Retailer 9$2,530 AUD
Retailer 20$2,611 AUD
Retailer 11$2,654 AUD
Retailer 3$2,740 AUD
Retailer 18$2,812 AUD
Retailer 14$2,853 AUD
Retailer 4$3,097 AUD
Retailer 12$3,411 AUD
Retailer 13$3,504 AUD
Retailer 8$4,251 AUD
MOH London$4,520 AUD

20 data points across 20 retailers

23 retailers$2,041 AUD to $4,520 AUD

A
Cheapest Retailer
-
$2,041 AUD
HK$11,200 HKD
A
Retailer 2
-
$2,145 AUD
$1,507 USD
View
Final sale: no returns
A
Retailer 3
-
$2,207 AUD
$1,550 USD
View
A
Retailer 4
-
$2,207 AUD
$1,550 USD
View
A
Retailer 5
-
$2,296 AUD
$1,613 USD
View
A
Retailer 6
-
$2,437 AUD
€1,630 EUR
View
A
Retailer 7
-
$2,441 AUD
$1,714 USD
View
A
Retailer 8
-
$2,506 AUD
$1,760 USD
View
A
Retailer 9
-
$2,511 AUD
£1,389 GBP
View
A
Retailer 10
-
$2,530 AUD
$1,777 USD
View
A
Retailer 11
-
$2,611 AUD
$1,834 USD
View
A
Retailer 12
-
$2,654 AUD
$1,864 USD
View
A
Retailer 13
-
$2,740 AUD
$1,925 USD
View
A
Retailer 14
-
$2,812 AUD
$1,975 USD
View
Retailer 15
-
$2,812 AUD
$1,975 USD
View
Price last confirmed 10 days ago
A
Retailer 16
-
$2,853 AUD
£1,578 GBP
View
Retailer 17
-
$2,864 AUD
$2,012 USD
View
Price last confirmed 24 days ago
A
Retailer 18
-
$3,024 AUD
View
Retailer 19
-
$3,097 AUD
ZAR 35,144 ZAR
View
Price last confirmed 9 days ago
Retailer 20
-
$3,411 AUD
View
Price last confirmed 25 days ago
B+
Retailer 21
-
$3,504 AUD
€2,344 EUR
View
Retailer 22
-
$4,251 AUD
$2,986 USD
View
Price last confirmed 7 days ago
Most Expensive
B+
MOH London
148232079 · Oct 29
$4,520 AUD
£2,500 GBP
View
22 more retailers have this diamond
Prices start from $2,041 AUDSave up to $2,479 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
1.01ct Cushion
$2,041 AUD