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Cushion|Natural|GIA

1.05ct F SI1 Cushion Natural Diamond

EX • F/SI1 • GIA 3235246306

Certificate GIA 3235246306

Diamond specifications and retailer prices

From $4,767 AUD
$3,341 USD
As of November 1, 2026
Save $5,147 AUD (52%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $9,914 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.05ct natural cushion diamond

This 1.05ct natural cushion sits in the classic one-carat band, graded F 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 3235246306. Listed at 11 retailers as of November 1, 2026, with prices from $4,767 to $9,914, a $5,147 spread on the same certified stone. MOH London lists it at $9,914. 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

1.05
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3235246306
Dimensions5.92 × 5.92 × 4.03 mm
L/W Ratio1.00
Top View
5.92 mm5.92 mm1.05 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3235246306
Side View
Table 61.0%CrownGirdle: STK-VTKPavilionCulet: NDepth 68.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $9,914 AUD|Low: $5,144 AUD|High: $10,034 AUD|Avg: $6,694 AUD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 3, 2026
Retailer 7$5,144 AUD
Retailer 6$5,371 AUD
Retailer 2$6,065 AUD
Retailer 5$6,356 AUD
Retailer 3$6,708 AUD
Retailer 4$7,287 AUD
MOH London$9,914 AUD

45 data points across 7 retailers

11 retailers$4,767 AUD to $9,914 AUD

B+
Cheapest Retailer
-
$4,767 AUD
$3,341 USD
B+
Retailer 2
-
$5,044 AUD
$3,535 USD
View
B
Retailer 3
-
$5,144 AUD
$3,605 USD
View
B
Retailer 4
-
$5,371 AUD
$3,764 USD
View
B
Retailer 5
-
$6,065 AUD
£3,347 GBP
View
B
Retailer 6
-
$6,090 AUD
$4,268 USD
View
Retailer 7
-
$6,356 AUD
View
Price last confirmed 30 days ago
B
Retailer 8
-
$6,708 AUD
€4,477 EUR
View
Retailer 9
-
$6,708 AUD
$4,701 USD
View
Price last confirmed 10 days ago
B
Retailer 10
-
$7,287 AUD
ZAR 82,503 ZAR
View
Most Expensive
B
MOH London
E8390349E · Nov 1
$9,914 AUD
£5,471 GBP
View
10 more retailers have this diamond
Prices start from $4,767 AUDSave up to $5,147 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.

B+
1.05ct Cushion
$4,767 AUD