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Round|Natural|GIA

0.55ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 5566213370

Certificate GIA 5566213370

Diamond specifications and retailer prices

From €443 EUR
As of November 6, 2026
Save €1,166 EUR (72%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €1,610 EUR 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5566213370. Listed at 9 retailers as of November 4, 2026, with prices from €443 to €1,610, a €1,166 spread on the same certified stone. NZ Jewellers lists it at €1,610. 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
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5566213370
Dimensions5.28 × 5.29 × 3.24 mm
L/W Ratio1.00
Top View
5.28 mm5.29 mm0.55 ctK / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5566213370
Side View
Table 59.0%CrownGirdlePavilionCulet: NoneDepth 61.4%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: €1,610 EUR|Low: €442 EUR|High: €1,722 EUR|Avg: €728 EUR|+12.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2€443 EUR
Retailer 8€452 EUR
Retailer 5€516 EUR
Retailer 4€534 EUR
Retailer 7€537 EUR
Retailer 6€583 EUR
Retailer 3€630 EUR
Retailer 9€988 EUR
NZ Jewellers€1,610 EUR

37 data points across 9 retailers

9 retailers€443 EUR to €1,610 EUR

A
Cheapest Retailer
-
€443 EUR
A
Retailer 2
-
€452 EUR
View
B+
Retailer 3
-
€516 EUR
View
B+
Retailer 4
-
€534 EUR
View
B+
Retailer 5
-
€537 EUR
View
B+
Retailer 6
-
€583 EUR
View
B+
Retailer 7
-
€630 EUR
View
Retailer 8
-
€988 EUR
View
Price last confirmed 12 days ago
Most Expensive
B
NZ Jewellers
fe90e6de-6dc0-4ed8-9f4f-6b8ec2cce18c · Nov 4
€1,610 EUR
$1,797 USD
View
8 more retailers have this diamond
Prices start from €443 EURSave up to €1,166 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
€443 EUR