Round|Natural|GIA

0.55ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6442418425

Certificate GIA 6442418425

Diamond specifications and retailer prices

From $725 USD
As of November 4, 2026
Save $1,994 USD (73%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,719 USD 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 $725 to $2,719, a $1,994 spread on the same certified stone. NZ Jewellers lists it at $2,719. 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
Color
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 4
Current: $889 USD|Low: $604 USD|High: $1,606 USD|Avg: $1,044 USD|+4.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 5$725 USD
Retailer 3$770 USD
Retailer 1$889 USD
Retailer 2$1,214 USD
Retailer 4$1,587 USD

40 data points across 5 retailers

18 retailers$725 USD to $2,719 USD

A
Cheapest Retailer
-
$725 USD
Final sale: no returns
A
Retailer 2
-
$770 USD
View
Retailer 3
-
$771 USD
View
Price last confirmed 28 days ago
Retailer 4
-
$785 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$785 USD
View
A
Retailer 6
-
$787 USD
View
A
Retailer 7
-
$797 USD
View
A
Retailer 8
-
$816 USD
View
B+
Retailer 9
-
$889 USD
View
B+
Retailer 10
-
$890 USD
View
B+
Retailer 11
-
$906 USD
View
B+
Retailer 12
-
$930 USD
View
B+
Retailer 13
-
$930 USD
View
B+
Retailer 14
-
$960 USD
View
B+
Retailer 15
-
$1,214 USD
View
B
Retailer 16
-
$1,587 USD
View
B
Retailer 17
-
$2,006 USD
View
Most Expensive
B
NZ Jewellers
a68b8512-276b-40bd-868d-3ee1a7a14f04 · Nov 4
$2,719 USD
View
17 more retailers have this diamond
Prices start from $725 USDSave up to $1,994 USD

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
$725 USD