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Cushion|Natural|GIA

1.01ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 6545884199

Certificate GIA 6545884199

Diamond specifications and retailer prices

From $1,895 AUD
HK$10,400 HKD
As of October 30, 2026
Save $2,292 AUD (55%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,187 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 6545884199. Listed at 18 retailers as of October 29, 2026, with prices from $1,895 to $4,187, a $2,292 spread on the same certified stone. MOH London lists it at $4,187. 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 angle39.7°
OriginNatural
Grading LabGIA
CertificateGIA 6545884199
Dimensions6.11 × 5.55 × 3.82 mm
L/W Ratio1.10
Top View
6.11 mm5.55 mm1.01 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545884199
Side View
Table 68.0%CrownGirdle: THK-VTKPavilion 39.7°Culet: NoneDepth 68.8%

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 30
Current: $4,187 AUD|Low: $1,893 AUD|High: $4,372 AUD|Avg: $2,681 AUD|-4.2%
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
October 30, 2026
Retailer 4$1,895 AUD
Retailer 5$1,987 AUD
Retailer 17$2,141 AUD
Retailer 11$2,143 AUD
Retailer 14$2,208 AUD
Retailer 3$2,279 AUD
Retailer 10$2,290 AUD
Retailer 7$2,320 AUD
Retailer 15$2,443 AUD
Retailer 8$2,496 AUD
Retailer 12$2,605 AUD
Retailer 2$2,664 AUD
Retailer 16$2,869 AUD
Retailer 9$3,225 AUD
Retailer 13$3,242 AUD
Retailer 6$3,979 AUD
MOH London$4,187 AUD

23 data points across 17 retailers

18 retailers$1,895 AUD to $4,187 AUD

A
Cheapest Retailer
-
$1,895 AUD
HK$10,400 HKD
A
Retailer 2
-
$1,987 AUD
$1,396 USD
View
Final sale: no returns
A
Retailer 3
-
$2,141 AUD
$1,504 USD
View
A
Retailer 4
-
$2,143 AUD
$1,505 USD
View
A
Retailer 5
-
$2,208 AUD
$1,551 USD
View
A
Retailer 6
-
$2,279 AUD
$1,601 USD
View
A
Retailer 7
-
$2,290 AUD
€1,532 EUR
View
A
Retailer 8
-
$2,320 AUD
$1,630 USD
View
A
Retailer 9
-
$2,443 AUD
$1,716 USD
View
A
Retailer 10
-
$2,496 AUD
$1,754 USD
View
A
Retailer 11
-
$2,605 AUD
$1,830 USD
View
A
Retailer 12
-
$2,664 AUD
£1,473 GBP
View
Retailer 13
-
$2,869 AUD
ZAR 32,559 ZAR
View
Price last confirmed 8 days ago
A
Retailer 14
-
$3,024 AUD
View
Retailer 15
-
$3,225 AUD
View
Price last confirmed 24 days ago
A
Retailer 16
-
$3,242 AUD
€2,169 EUR
View
Retailer 17
-
$3,979 AUD
$2,795 USD
View
Price last confirmed 7 days ago
Most Expensive
B+
MOH London
303A5DE0F · Oct 29
$4,187 AUD
£2,316 GBP
View
17 more retailers have this diamond
Prices start from $1,895 AUDSave up to $2,292 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
$1,895 AUD