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Cushion|Natural|GIA

3.40ct F SI1 Cushion Natural Diamond

F/SI1

Diamond specifications and retailer prices

From $53,442 AUD
As of November 7, 2026
Save $13,373 AUD (20%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $66,815 AUD at Diamond Exchange Canada · As of November 5, 2026
View at Diamond Exchange Canada

About this 3.4ct natural cushion diamond

This 3.4ct natural cushion sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included) and certified by GIA. Listed at 2 retailers as of November 5, 2026, with prices from $53,442 to $66,815, a $13,373 spread on the same certified stone. Diamond Exchange Canada lists it at $66,815. 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

3.40
Carat
F
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
Dimensions8.79 × 7.94 × 5.51 mm
L/W Ratio1.11
Top View
8.79 mm7.94 mm3.40 ctF / SI1
OriginNatural
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 60.0%CrownGirdle: THK-VTNPavilionCuletDepth 69.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 7
Current: $66,815 AUD|Low: $53,442 AUD|High: $66,815 AUD|Avg: $62,357 AUD
Diamond Exchange Canada
Retailer 2
November 7, 2026
Retailer 2$53,442 AUD
Diamond Exchange Canada$66,815 AUD

2 data points across 2 retailers

2 retailers$53,442 AUD to $66,815 AUD

B+
Cheapest Retailer
-
$53,442 AUD
Most Expensive
B
Diamond Exchange Canada
1989735820 · Nov 5
$66,815 AUD
CA$63,762 CAD
View
1 more retailer has this diamond
Prices start from $53,442 AUDSave up to $13,373 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+
3.40ct Cushion
$53,442 AUD