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Round|Natural|GIA

0.55ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 6325295440

Certificate GIA 6325295440

Diamond specifications and retailer prices

From $850 AUD
As of November 4, 2026
Save $1,327 AUD (61%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $2,177 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 0.55ct natural round diamond

This 0.55ct 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 6325295440. Listed at 4 retailers as of November 4, 2026, with prices from $850 to $2,177, a $1,327 spread on the same certified stone. MOH London lists it at $2,177. 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

0.55
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6325295440
Dimensions5.26 × 5.24 × 3.27 mm
L/W Ratio1.00
Top View
5.26 mm5.24 mm0.55 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6325295440
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.2%

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: $2,177 AUD|Low: $850 AUD|High: $2,206 AUD|Avg: $1,308 AUD|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 4$850 AUD
Retailer 5$1,076 AUD
Retailer 2$1,146 AUD
Retailer 3$1,279 AUD
MOH London$2,177 AUD

42 data points across 5 retailers

4 retailers$850 AUD to $2,177 AUD

B+
Cheapest Retailer
-
$850 AUD
B
Retailer 2
-
$1,146 AUD
View
B
Retailer 3
-
$1,279 AUD
View
Most Expensive
B
MOH London
D82FCED73 · Nov 4
$2,177 AUD
£1,200 GBP
View
3 more retailers have this diamond
Prices start from $850 AUDSave up to $1,327 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+
0.55ct Round
$850 AUD