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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 €649 EUR
As of November 6, 2026
Save €1,786 EUR (73%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €2,435 EUR at NZ Jewellers · As of November 6, 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 6, 2026, with prices from €649 to €2,435, a €1,786 spread on the same certified stone. NZ Jewellers lists it at €2,435. 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: €1,088 EUR|Low: €541 EUR|High: €1,438 EUR|Avg: €935 EUR|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 7, 2026
Retailer 5€649 EUR
Retailer 3€690 EUR
Retailer 2€796 EUR
Retailer 1€1,088 EUR
Retailer 4€1,421 EUR

40 data points across 5 retailers

18 retailers€649 EUR to €2,435 EUR

A
Cheapest Retailer
-
€649 EUR
Final sale: no returns
A
Retailer 2
-
€690 EUR
View
Retailer 3
-
€691 EUR
View
Price last confirmed 29 days ago
Retailer 4
-
€703 EUR
View
Price last confirmed 9 days ago
A
Retailer 5
-
€703 EUR
View
A
Retailer 6
-
€705 EUR
View
A
Retailer 7
-
€714 EUR
View
A
Retailer 8
-
€731 EUR
View
B+
Retailer 9
-
€796 EUR
View
B+
Retailer 10
-
€797 EUR
View
B+
Retailer 11
-
€811 EUR
View
B+
Retailer 12
-
€833 EUR
View
B+
Retailer 13
-
€833 EUR
View
B+
Retailer 14
-
€860 EUR
View
B+
Retailer 15
-
€1,088 EUR
View
B
Retailer 16
-
€1,421 EUR
View
B
Retailer 17
-
€1,797 EUR
View
Most Expensive
B
NZ Jewellers
a68b8512-276b-40bd-868d-3ee1a7a14f04 · Nov 6
€2,435 EUR
$2,719 USD
View
17 more retailers have this diamond
Prices start from €649 EURSave up to €1,786 EUR

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
€649 EUR