Round|Natural|GIA

0.55ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 7558664761

Certificate GIA 7558664761

Diamond specifications and retailer prices

From €459 EUR
As of November 6, 2026
Save €1,429 EUR (76%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €2,055 EUR at NZ Jewellers · As of October 17, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7558664761. Listed at 19 retailers as of November 5, 2026, with a 312% 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
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 7558664761
Dimensions5.21 × 5.25 × 3.28 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Cloud, Crystal
Top View
5.21 mm5.25 mm0.55 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7558664761
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.7%

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: €843 EUR|Low: €459 EUR|High: €1,215 EUR|Avg: €860 EUR|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 8€459 EUR
Retailer 7€757 EUR
Retailer 3€774 EUR
Retailer 5€786 EUR
Retailer 2€842 EUR
Retailer 1€843 EUR
Retailer 9€985 EUR
Retailer 4€1,011 EUR
Retailer 6€1,198 EUR

37 data points across 9 retailers

19 retailers€459 EUR to €1,887 EUR

A
Cheapest Retailer
-
€459 EUR
Final sale: no returns
A
Retailer 2
-
€582 EUR
View
Retailer 3
-
€594 EUR
View
Price last confirmed 21 days ago
Retailer 4
-
€594 EUR
View
Price last confirmed 66 days ago
A
Retailer 5
-
€608 EUR
View
A
Retailer 6
-
€616 EUR
View
Retailer 7
-
€685 EUR
View
Price last confirmed 45 days ago
B+
Retailer 8
-
€691 EUR
View
B+
Retailer 9
-
€728 EUR
View
B+
Retailer 10
-
€757 EUR
View
B+
Retailer 11
-
€774 EUR
View
B+
Retailer 12
-
€833 EUR
View
B+
Retailer 13
-
€842 EUR
View
B+
Retailer 14
-
€843 EUR
View
Retailer 15
-
€985 EUR
View
Price last confirmed 33 days ago
B
Retailer 16
-
€1,011 EUR
View
B
Retailer 17
-
€1,198 EUR
View
B
Retailer 18
-
€1,887 EUR
View
Most Expensive
NZ Jewellers
33d5d57e-58f1-43b5-a39e-e162d4dc664d · Oct 17
€2,055 EUR
$2,294 USD
View
Price last confirmed 20 days ago
18 more retailers have this diamond
Prices start from €459 EURSave up to €1,429 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
€459 EUR