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Cushion|Natural|GIA

0.31ct F SI2 Cushion Natural Diamond

EX • F/SI2 • GIA 6552935899

Certificate GIA 6552935899

Diamond specifications and retailer prices

From $478 AUD
SGD 453 SGD
As of October 27, 2026
Save $575 AUD (55%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,053 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 0.31ct natural cushion diamond

This 0.31ct natural cushion sits in the sub-half-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 6552935899. Listed at 8 retailers as of October 27, 2026, with prices from $478 to $1,053, a $575 spread on the same certified stone. MOH London lists it at $1,053. 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

0.31
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryGood
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6552935899
Dimensions4.58 × 3.43 × 2.40 mm
L/W Ratio1.34
Culet sizeNone
Key to symbols
Crystal
Top View
4.58 mm3.43 mm0.31 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryGood
FluorescenceFaint
CertificateGIA 6552935899
Side View
Table 63.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 70.0%

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 27
Current: $1,053 AUD|Low: $478 AUD|High: $1,060 AUD|Avg: $650 AUD|+0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 3, 2026
Retailer 7$478 AUD
Retailer 5$488 AUD
Retailer 6$524 AUD
Retailer 2$583 AUD
Retailer 4$621 AUD
Retailer 8$640 AUD
Retailer 3$766 AUD
MOH London$1,053 AUD

44 data points across 8 retailers

8 retailers$478 AUD to $1,053 AUD

A
Cheapest Retailer
-
$478 AUD
SGD 453 SGD
A
Retailer 2
-
$488 AUD
$342 USD
View
A
Retailer 3
-
$524 AUD
$367 USD
View
B+
Retailer 4
-
$583 AUD
£322 GBP
View
B+
Retailer 5
-
$621 AUD
£343 GBP
View
B+
Retailer 6
-
$640 AUD
$448 USD
View
B+
Retailer 7
-
$766 AUD
€511 EUR
View
Most Expensive
B
MOH London
0D6EF4132 · Oct 29
$1,053 AUD
£581 GBP
View
7 more retailers have this diamond
Prices start from $478 AUDSave up to $575 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
0.31ct Cushion
$478 AUD