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Cushion|Natural|GIA

0.90ct F SI2 Cushion Natural Diamond

EX • F/SI2 • GIA 2185402100

Certificate GIA 2185402100

Diamond specifications and retailer prices

From $1,056 AUD
$740 USD
As of November 1, 2026
Save $1,331 AUD (56%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,387 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 0.9ct natural cushion diamond

This 0.9ct natural cushion sits in the just-under-one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2185402100. Listed at 13 retailers as of November 1, 2026, with prices from $1,056 to $2,387, a $1,331 spread on the same certified stone. MOH London lists it at $2,387. 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

0.90
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2185402100
Dimensions5.76 × 5.34 × 3.73 mm
L/W Ratio1.08
Top View
5.76 mm5.34 mm0.90 ctF / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceFaint
CertificateGIA 2185402100
Side View
Table 64.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 69.9%

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: Nov 1
Current: $2,387 AUD|Low: $992 AUD|High: $4,940 AUD|Avg: $1,730 AUD|-0.2%
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
November 3, 2026
Retailer 10$1,056 AUD
Retailer 5$1,089 AUD
Retailer 11$1,092 AUD
Retailer 13$1,184 AUD
Retailer 3$1,196 AUD
Retailer 12$1,217 AUD
Retailer 4$1,260 AUD
Retailer 14$1,328 AUD
Retailer 9$1,522 AUD
Retailer 2$1,524 AUD
Retailer 6$1,575 AUD
Retailer 8$1,837 AUD
Retailer 15$2,268 AUD
MOH London$2,387 AUD
Retailer 7$4,940 AUD

44 data points across 15 retailers

13 retailers$1,056 AUD to $2,387 AUD

A
Cheapest Retailer
-
$1,056 AUD
$740 USD
A
Retailer 2
-
$1,089 AUD
$763 USD
View
A
Retailer 3
-
$1,184 AUD
$830 USD
View
A
Retailer 4
-
$1,196 AUD
$838 USD
View
A
Retailer 5
-
$1,217 AUD
$853 USD
View
A
Retailer 6
-
$1,260 AUD
$883 USD
View
A
Retailer 7
-
$1,328 AUD
$931 USD
View
A
Retailer 8
-
$1,522 AUD
£840 GBP
View
A
Retailer 9
-
$1,524 AUD
£841 GBP
View
A
Retailer 10
-
$1,575 AUD
$1,104 USD
View
A
Retailer 11
-
$1,837 AUD
€1,226 EUR
View
B+
Retailer 12
-
$2,268 AUD
CA$2,208 CAD
View
Most Expensive
B+
MOH London
6CF7706D3 · Nov 2
$2,387 AUD
£1,317 GBP
View
12 more retailers have this diamond
Prices start from $1,056 AUDSave up to $1,331 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
0.90ct Cushion
$1,056 AUD