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Round|Natural|GIA

0.55ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6442418425

Certificate GIA 6442418425

Diamond specifications and retailer prices

From $1,055 AUD
As of November 6, 2026
Save $2,902 AUD (73%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,957 AUD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.55ct natural round diamond

This 0.55ct natural round sits in the half to three-quarter carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6442418425. Listed at 18 retailers as of November 4, 2026, with prices from $1,055 to $3,957, a $2,902 spread on the same certified stone. NZ Jewellers lists it at $3,957. 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
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6442418425
Dimensions5.29 × 5.27 × 3.22 mm
L/W Ratio1.00
Top View
5.29 mm5.27 mm0.55 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6442418425
Side View
Table 59.0%Crown 36°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,294 AUD|Low: $879 AUD|High: $2,337 AUD|Avg: $1,519 AUD|+4.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 5$1,055 AUD
Retailer 3$1,121 AUD
Retailer 1$1,294 AUD
Retailer 2$1,767 AUD
Retailer 4$2,310 AUD

39 data points across 5 retailers

18 retailers$1,055 AUD to $3,957 AUD

A
Cheapest Retailer
-
$1,055 AUD
Final sale: no returns
A
Retailer 2
-
$1,121 AUD
View
Retailer 3
-
$1,122 AUD
View
Price last confirmed 29 days ago
Retailer 4
-
$1,142 AUD
View
Price last confirmed 9 days ago
A
Retailer 5
-
$1,142 AUD
View
A
Retailer 6
-
$1,145 AUD
View
A
Retailer 7
-
$1,160 AUD
View
A
Retailer 8
-
$1,188 AUD
View
B+
Retailer 9
-
$1,294 AUD
View
B+
Retailer 10
-
$1,295 AUD
View
B+
Retailer 11
-
$1,319 AUD
View
B+
Retailer 12
-
$1,354 AUD
View
B+
Retailer 13
-
$1,354 AUD
View
B+
Retailer 14
-
$1,397 AUD
View
B+
Retailer 15
-
$1,767 AUD
View
B
Retailer 16
-
$2,310 AUD
View
B
Retailer 17
-
$2,920 AUD
View
Most Expensive
B
NZ Jewellers
a68b8512-276b-40bd-868d-3ee1a7a14f04 · Nov 4
$3,957 AUD
$2,719 USD
View
17 more retailers have this diamond
Prices start from $1,055 AUDSave up to $2,902 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
0.55ct Round
$1,055 AUD