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Round|Natural|GIA

0.55ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 2566197610

Certificate GIA 2566197610

Diamond specifications and retailer prices

From €447 EUR
As of November 6, 2026
Save €899 EUR (67%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €2,059 EUR at NZ Jewellers · As of September 24, 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 2566197610. Listed at 15 retailers as of November 4, 2026, with a 201% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2566197610
Dimensions5.19 × 5.23 × 3.25 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
5.19 mm5.23 mm0.55 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566197610
Side View
Table 58.0%Crown 35.5°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 62.4%

Caratlytics Score

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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: €447 EUR|Low: €447 EUR|High: €1,464 EUR|Avg: €717 EUR|-9.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 1€447 EUR
Retailer 5€504 EUR
Retailer 3€522 EUR
Retailer 7€538 EUR
Retailer 11€589 EUR
Retailer 2€633 EUR
Retailer 8€698 EUR
Retailer 4€708 EUR
Retailer 9€776 EUR
Retailer 10€813 EUR
Retailer 6€1,346 EUR

36 data points across 11 retailers

15 retailers€447 EUR to €1,346 EUR

A
Cheapest Retailer
-
€447 EUR
A
Retailer 2
-
€504 EUR
View
Retailer 3
-
€522 EUR
View
Price last confirmed 8 days ago
A
Retailer 4
-
€538 EUR
View
Final sale: no returns
Retailer 5
-
€589 EUR
View
Price last confirmed 9 days ago
Retailer 6
-
€633 EUR
View
Price last confirmed 11 days ago
Retailer 7
-
€657 EUR
View
Price last confirmed 30 days ago
Retailer 8
-
€682 EUR
View
Price last confirmed 39 days ago
A
Retailer 9
-
€698 EUR
View
A
Retailer 10
-
€708 EUR
View
Retailer 11
-
€758 EUR
View
Price last confirmed 29 days ago
B+
Retailer 12
-
€776 EUR
View
B+
Retailer 13
-
€813 EUR
View
B
Retailer 14
-
€1,346 EUR
View
Most Expensive
NZ Jewellers
d066c248-5048-4c7a-9907-7108ed5eaced · Sep 24
€2,059 EUR
$2,299 USD
View
Price last confirmed 43 days ago
14 more retailers have this diamond
Prices start from €447 EURSave up to €899 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
€447 EUR