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Cushion|Natural|GIA

0.90ct G SI2 Cushion Natural Diamond

EX • G/SI2 • GIA 6395556492

Certificate GIA 6395556492

Diamond specifications and retailer prices

From $1,895 AUD
$1,331 USD
As of October 31, 2026
Save $4,550 AUD (71%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,445 AUD at Moon Ocean · As of November 1, 2026
View at Moon Ocean

About this 0.9ct natural cushion diamond

This 0.9ct natural cushion sits in the just-under-one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6395556492. Listed at 14 retailers as of October 31, 2026, with prices from $1,895 to $6,445, a $4,550 spread on the same certified stone. Moon Ocean lists it at $6,445. 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
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6395556492
Dimensions5.59 × 5.26 × 3.56 mm
L/W Ratio1.06
Top View
5.59 mm5.26 mm0.90 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6395556492
Side View
Table 58.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 67.7%

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: $6,445 AUD|Low: $2,014 AUD|High: $6,533 AUD|Avg: $3,383 AUD|-0.3%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 7$2,114 AUD
Retailer 3$2,123 AUD
Retailer 5$2,342 AUD
Retailer 6$2,551 AUD
Retailer 4$3,484 AUD
Retailer 2$4,363 AUD
Moon Ocean$6,445 AUD

40 data points across 7 retailers

14 retailers$1,895 AUD to $6,445 AUD

A
Cheapest Retailer
-
$1,895 AUD
$1,331 USD
A
Retailer 2
-
$2,114 AUD
$1,485 USD
View
A
Retailer 3
-
$2,123 AUD
£1,174 GBP
View
B+
Retailer 4
-
$2,236 AUD
$1,571 USD
View
B+
Retailer 5
-
$2,249 AUD
$1,580 USD
View
B+
Retailer 6
-
$2,249 AUD
$1,580 USD
View
B+
Retailer 7
-
$2,323 AUD
$1,632 USD
View
B+
Retailer 8
-
$2,335 AUD
$1,640 USD
View
B+
Retailer 9
-
$2,342 AUD
$1,645 USD
View
B+
Retailer 10
-
$2,551 AUD
$1,792 USD
View
B+
Retailer 11
-
$2,746 AUD
$1,929 USD
View
B+
Retailer 12
-
$3,484 AUD
€2,331 EUR
View
B
Retailer 13
-
$4,363 AUD
£2,413 GBP
View
Most Expensive
B
Moon Ocean
NVN-E51212C11-492 · Nov 1
$6,445 AUD
£3,565 GBP
View
13 more retailers have this diamond
Prices start from $1,895 AUDSave up to $4,550 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
$1,895 AUD