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Cushion|Natural|GIA

1.02ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 6265175917

Certificate GIA 6265175917

Diamond specifications and retailer prices

From $2,836 AUD
$1,992 USD
As of October 30, 2026
Save $3,362 AUD (54%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $6,198 AUD at MOH London · As of October 26, 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 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 6265175917. Listed at 20 retailers as of October 26, 2026, with prices from $2,836 to $6,198, a $3,362 spread on the same certified stone. MOH London lists it at $6,198. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6265175917
Dimensions6.03 × 5.70 × 3.85 mm
L/W Ratio1.06
Top View
6.03 mm5.70 mm1.02 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6265175917
Side View
Table 61.0%CrownGirdle: THK-THKPavilionCulet: NoneDepth 67.6%

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 30
Current: $6,198 AUD|Low: $2,836 AUD|High: $6,422 AUD|Avg: $3,830 AUD|-3.5%
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 10$2,836 AUD
Retailer 20$2,840 AUD
Retailer 8$2,891 AUD
Retailer 4$3,015 AUD
Retailer 11$3,088 AUD
Retailer 7$3,200 AUD
Retailer 16$3,210 AUD
Retailer 3$3,275 AUD
Retailer 14$3,456 AUD
Retailer 6$3,499 AUD
Retailer 15$3,629 AUD
Retailer 5$3,687 AUD
Retailer 18$3,687 AUD
Retailer 13$3,775 AUD
Retailer 19$3,815 AUD
Retailer 12$4,064 AUD
Retailer 17$4,302 AUD
Retailer 2$4,411 AUD
Retailer 9$5,083 AUD
MOH London$6,198 AUD

33 data points across 20 retailers

20 retailers$2,836 AUD to $6,198 AUD

A
Cheapest Retailer
-
$2,836 AUD
$1,992 USD
A
Retailer 2
-
$2,840 AUD
$1,995 USD
View
A
Retailer 3
-
$2,891 AUD
$2,031 USD
View
A
Retailer 4
-
$3,015 AUD
$2,118 USD
View
A
Retailer 5
-
$3,088 AUD
$2,169 USD
View
A
Retailer 6
-
$3,200 AUD
$2,248 USD
View
B+
Retailer 7
-
$3,210 AUD
$2,255 USD
View
A
Retailer 8
-
$3,275 AUD
$2,301 USD
View
B+
Retailer 9
-
$3,456 AUD
£1,912 GBP
View
B+
Retailer 10
-
$3,499 AUD
$2,458 USD
View
B+
Retailer 11
-
$3,629 AUD
$2,549 USD
View
B+
Retailer 12
-
$3,687 AUD
$2,590 USD
View
B+
Retailer 13
-
$3,687 AUD
$2,590 USD
View
B+
Retailer 14
-
$3,775 AUD
£2,088 GBP
View
B+
Retailer 15
-
$3,815 AUD
$2,680 USD
View
Retailer 16
-
$4,064 AUD
View
Price last confirmed 23 days ago
B+
Retailer 17
-
$4,302 AUD
ZAR 48,817 ZAR
View
B+
Retailer 18
-
$4,411 AUD
€2,951 EUR
View
B
Retailer 19
-
$5,083 AUD
$3,570 USD
View
Most Expensive
B
MOH London
6011D3856 · Oct 26
$6,198 AUD
£3,428 GBP
View
19 more retailers have this diamond
Prices start from $2,836 AUDSave up to $3,362 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
$2,836 AUD