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Round|Natural|GIA

0.64ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 3325340151

Certificate GIA 3325340151

Diamond specifications and retailer prices

From $1,007 AUD
As of November 4, 2026
Save $1,067 AUD (51%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $2,074 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 0.64ct natural round diamond

This 0.64ct natural round sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3325340151. Listed at 4 retailers as of November 4, 2026, with prices from $1,007 to $2,074, a $1,067 spread on the same certified stone. MOH London lists it at $2,074. 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

0.64
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 3325340151
Dimensions5.50 × 5.47 × 3.42 mm
L/W Ratio1.01
Top View
5.50 mm5.47 mm0.64 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 3325340151
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $2,074 AUD|Low: $1,007 AUD|High: $2,101 AUD|Avg: $1,450 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 4$1,007 AUD
Retailer 5$1,226 AUD
Retailer 2$1,341 AUD
Retailer 3$1,590 AUD
MOH London$2,074 AUD

40 data points across 5 retailers

4 retailers$1,007 AUD to $2,074 AUD

B+
Cheapest Retailer
-
$1,007 AUD
B
Retailer 2
-
$1,341 AUD
View
B
Retailer 3
-
$1,590 AUD
View
Most Expensive
B
MOH London
86851CC84 · Nov 4
$2,074 AUD
£1,143 GBP
View
3 more retailers have this diamond
Prices start from $1,007 AUDSave up to $1,067 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+
0.64ct Round
$1,007 AUD