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Cushion|Natural|GIA

0.91ct F SI1 Cushion Natural Diamond

GD • F/SI1 • GIA 2307207778

Certificate GIA 2307207778

Diamond specifications and retailer prices

From $3,418 AUD
$2,396 USD
As of October 31, 2026
Save $4,035 AUD (54%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $7,453 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 F colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 2307207778. Listed at 22 retailers as of October 31, 2026, with prices from $3,418 to $7,453, a $4,035 spread on the same certified stone. MOH London lists it at $7,453. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.91
Carat
F
Colour
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2307207778
Dimensions5.85 × 5.42 × 3.72 mm
L/W Ratio1.08
Top View
5.85 mm5.42 mm0.91 ctF / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2307207778
Side View
Table 59.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 68.6%

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: Oct 31
Current: $7,453 AUD|Low: $3,106 AUD|High: $7,542 AUD|Avg: $4,762 AUD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 8$3,496 AUD
Retailer 12$3,499 AUD
Retailer 9$3,727 AUD
Retailer 7$4,038 AUD
Retailer 3$4,122 AUD
Retailer 11$4,368 AUD
Retailer 5$4,657 AUD
Retailer 10$4,779 AUD
Retailer 2$4,901 AUD
Retailer 4$5,113 AUD
Retailer 6$6,574 AUD
MOH London$7,453 AUD

43 data points across 12 retailers

22 retailers$3,418 AUD to $7,453 AUD

B+
Cheapest Retailer
-
$3,418 AUD
$2,396 USD
B+
Retailer 2
-
$3,496 AUD
$2,450 USD
View
B
Retailer 3
-
$3,499 AUD
$2,452 USD
View
B
Retailer 4
-
$3,570 AUD
$2,502 USD
View
B
Retailer 5
-
$3,614 AUD
$2,533 USD
View
B
Retailer 6
-
$3,727 AUD
$2,612 USD
View
Final sale: no returns
B
Retailer 7
-
$3,737 AUD
View
B
Retailer 8
-
$3,793 AUD
$2,658 USD
View
B
Retailer 9
-
$3,960 AUD
$2,775 USD
View
B
Retailer 10
-
$4,038 AUD
$2,830 USD
View
B
Retailer 11
-
$4,122 AUD
CA$4,012 CAD
View
B
Retailer 12
-
$4,368 AUD
$3,061 USD
View
B
Retailer 13
-
$4,595 AUD
$3,220 USD
View
B
Retailer 14
-
$4,595 AUD
$3,220 USD
View
B
Retailer 15
-
$4,657 AUD
£2,570 GBP
View
B
Retailer 16
-
$4,752 AUD
$3,330 USD
View
Retailer 17
-
$4,779 AUD
View
Price last confirmed 30 days ago
B
Retailer 18
-
$4,901 AUD
€3,271 EUR
View
B
Retailer 19
-
$5,113 AUD
$3,583 USD
View
Retailer 20
-
$5,173 AUD
$3,625 USD
View
Price last confirmed 10 days ago
B
Retailer 21
-
$6,574 AUD
ZAR 74,426 ZAR
View
Most Expensive
B
MOH London
A02835D6C · Nov 2
$7,453 AUD
£4,113 GBP
View
21 more retailers have this diamond
Prices start from $3,418 AUDSave up to $4,035 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+
0.91ct Cushion
$3,418 AUD