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Cushion|Natural|GIA

0.91ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 2146895579

Certificate GIA 2146895579

Diamond specifications and retailer prices

From $909 AUD
$637 USD
As of November 2, 2026
Save $1,315 AUD (59%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,224 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 0.91ct natural cushion diamond

This 0.91ct natural cushion sits in the just-under-one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2146895579. Listed at 10 retailers as of November 2, 2026, with prices from $909 to $2,224, a $1,315 spread on the same certified stone. MOH London lists it at $2,224. 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

0.91
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2146895579
Dimensions5.60 × 5.33 × 3.71 mm
L/W Ratio1.05
Top View
5.60 mm5.33 mm0.91 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2146895579
Side View
Table 58.0%CrownGirdlePavilionCulet: NDepth 69.6%

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: Nov 2
Current: $2,224 AUD|Low: $909 AUD|High: $2,801 AUD|Avg: $1,580 AUD|-8.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 9$909 AUD
Retailer 10$1,094 AUD
Retailer 8$1,223 AUD
Retailer 5$1,241 AUD
Retailer 7$1,280 AUD
Retailer 6$1,443 AUD
Retailer 4$1,580 AUD
Retailer 11$1,814 AUD
Retailer 2$1,852 AUD
Retailer 3$1,924 AUD
MOH London$2,224 AUD

33 data points across 11 retailers

10 retailers$909 AUD to $2,224 AUD

A
Cheapest Retailer
-
$909 AUD
$637 USD
Final sale: no returns
Retailer 2
-
$1,094 AUD
$767 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$1,223 AUD
$857 USD
View
A
Retailer 4
-
$1,241 AUD
$870 USD
View
A
Retailer 5
-
$1,280 AUD
$897 USD
View
A
Retailer 6
-
$1,443 AUD
ZAR 16,342 ZAR
View
B+
Retailer 7
-
$1,580 AUD
£872 GBP
View
B+
Retailer 8
-
$1,852 AUD
£1,022 GBP
View
Retailer 9
-
$1,924 AUD
View
Price last confirmed 30 days ago
Most Expensive
B+
MOH London
CAFB2B678 · Nov 2
$2,224 AUD
£1,227 GBP
View
9 more retailers have this diamond
Prices start from $909 AUDSave up to $1,315 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
0.91ct Cushion
$909 AUD